21835684080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{271}}^1$

素因数の和:446

約数の個数: 480

約数和(自身を含む): 87471544320

約数和(自身を除く): 65635860240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 73, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 146, 168, 180, 189, 210, 216, 219, 240, 252, 270, 271, 280, 292, 315, 336, 360, 365, 378, 420, 432, 438, 504, 511, 540, 542, 560, 584, 630, 657, 720, 730, 756, 813, 840, 876, 945, 1008, 1022, 1080, 1084, 1095, 1168, 1260, 1314, 1355, 1460, 1512, 1533, 1626, 1680, 1752, 1890, 1897, 1971, 2044, 2160, 2168, 2190, 2439, 2520, 2555, 2628, 2710, 2920, 3024, 3066, 3252, 3285, 3504, 3780, 3794, 3942, 4065, 4088, 4336, 4380, 4599, 4878, 5040, 5110, 5256, 5329, 5420, 5691, 5840, 6132, 6504, 6570, 7317, 7560, 7588, 7665, 7884, 8130, 8176, 8760, 9198, 9485, 9756, 9855, 10220, 10512, 10658, 10840, 11382, 12195, 12264, 13008, 13140, 13797, 14634, 15120, 15176, 15330, 15768, 15987, 16260, 17073, 17520, 18396, 18970, 19512, 19710, 19783, 20440, 21316, 21680, 22764, 22995, 24390, 24528, 26280, 26645, 27594, 28455, 29268, 30352, 30660, 31536, 31974, 32520, 34146, 36585, 36792, 37303, 37940, 39024, 39420, 39566, 40880, 42632, 45528, 45990, 47961, 48780, 51219, 52560, 53290, 55188, 56910, 58536, 59349, 61320, 63948, 65040, 68292, 68985, 73170, 73584, 74606, 75880, 78840, 79132, 79935, 85264, 85365, 91056, 91980, 95922, 97560, 98915, 102438, 106580, 110376, 111909, 113820, 117072, 118698, 122640, 127896, 136584, 137970, 138481, 143883, 146340, 149212, 151760, 157680, 158264, 159870, 170730, 178047, 183960, 186515, 191844, 195120, 197830, 204876, 213160, 220752, 223818, 227640, 237396, 239805, 255792, 256095, 273168, 275940, 276962, 287766, 292680, 296745, 298424, 316528, 319740, 335727, 341460, 356094, 367920, 373030, 383688, 395660, 409752, 415443, 426320, 447636, 455280, 474792, 479610, 512190, 534141, 551880, 553924, 559545, 575532, 585360, 593490, 596848, 639480, 671454, 682920, 692405, 712188, 719415, 746060, 767376, 791320, 819504, 830886, 890235, 895272, 949584, 959220, 1007181, 1024380, 1068282, 1103760, 1107848, 1119090, 1151064, 1186980, 1246329, 1278960, 1342908, 1365840, 1384810, 1424376, 1438830, 1444159, 1492120, 1582640, 1661772, 1678635, 1780470, 1790544, 1918440, 2014362, 2048760, 2077215, 2136564, 2215696, 2238180, 2302128, 2373960, 2492658, 2670705, 2685816, 2769620, 2848752, 2877660, 2888318, 2984240, 3323544, 3357270, 3560940, 3738987, 3836880, 4028724, 4097520, 4154430, 4273128, 4332477, 4476360, 4747920, 4985316, 5035905, 5341410, 5371632, 5539240, 5755320, 5776636, 6231645, 6647088, 6714540, 7121880, 7220795, 7477974, 8057448, 8308860, 8546256, 8664954, 8952720, 9970632, 10071810, 10109113, 10682820, 11078480, 11510640, 11553272, 12463290, 12997431, 13429080, 14243760, 14441590, 14955948, 16114896, 16617720, 17329908, 18694935, 19941264, 20143620, 20218226, 21365640, 21662385, 23106544, 24926580, 25994862, 26858160, 28883180, 29911896, 30327339, 33235440, 34659816, 37389870, 38992293, 40287240, 40436452, 42731280, 43324770, 49853160, 50545565, 51989724, 57766360, 59823792, 60654678, 64987155, 69319632, 74779740, 77984586, 80574480, 80872904, 86649540, 90982017, 99706320, 101091130, 103979448, 115532720, 121309356, 129974310, 149559480, 151636695, 155969172, 161745808, 173299080, 181964034, 194961465, 202182260, 207958896, 242618712, 259948620, 272946051, 299118960, 303273390, 311938344, 346598160, 363928068, 389922930, 404364520, 454910085, 485237424, 519897240, 545892102, 606546780, 623876688, 727856136, 779845860, 808729040, 909820170, 1039794480, 1091784204, 1213093560, 1364730255, 1455712272, 1559691720, 1819640340, 2183568408, 2426187120, 2729460510, 3119383440, 3639280680, 4367136816, 5458921020, 7278561360, 10917842040, 21835684080]

約数ペア:

[(1, 21835684080), (2, 10917842040), (3, 7278561360), (4, 5458921020), (5, 4367136816), (6, 3639280680), (7, 3119383440), (8, 2729460510), (9, 2426187120), (10, 2183568408), (12, 1819640340), (14, 1559691720), (15, 1455712272), (16, 1364730255), (18, 1213093560), (20, 1091784204), (21, 1039794480), (24, 909820170), (27, 808729040), (28, 779845860), (30, 727856136), (35, 623876688), (36, 606546780), (40, 545892102), (42, 519897240), (45, 485237424), (48, 454910085), (54, 404364520), (56, 389922930), (60, 363928068), (63, 346598160), (70, 311938344), (72, 303273390), (73, 299118960), (80, 272946051), (84, 259948620), (90, 242618712), (105, 207958896), (108, 202182260), (112, 194961465), (120, 181964034), (126, 173299080), (135, 161745808), (140, 155969172), (144, 151636695), (146, 149559480), (168, 129974310), (180, 121309356), (189, 115532720), (210, 103979448), (216, 101091130), (219, 99706320), (240, 90982017), (252, 86649540), (270, 80872904), (271, 80574480), (280, 77984586), (292, 74779740), (315, 69319632), (336, 64987155), (360, 60654678), (365, 59823792), (378, 57766360), (420, 51989724), (432, 50545565), (438, 49853160), (504, 43324770), (511, 42731280), (540, 40436452), (542, 40287240), (560, 38992293), (584, 37389870), (630, 34659816), (657, 33235440), (720, 30327339), (730, 29911896), (756, 28883180), (813, 26858160), (840, 25994862), (876, 24926580), (945, 23106544), (1008, 21662385), (1022, 21365640), (1080, 20218226), (1084, 20143620), (1095, 19941264), (1168, 18694935), (1260, 17329908), (1314, 16617720), (1355, 16114896), (1460, 14955948), (1512, 14441590), (1533, 14243760), (1626, 13429080), (1680, 12997431), (1752, 12463290), (1890, 11553272), (1897, 11510640), (1971, 11078480), (2044, 10682820), (2160, 10109113), (2168, 10071810), (2190, 9970632), (2439, 8952720), (2520, 8664954), (2555, 8546256), (2628, 8308860), (2710, 8057448), (2920, 7477974), (3024, 7220795), (3066, 7121880), (3252, 6714540), (3285, 6647088), (3504, 6231645), (3780, 5776636), (3794, 5755320), (3942, 5539240), (4065, 5371632), (4088, 5341410), (4336, 5035905), (4380, 4985316), (4599, 4747920), (4878, 4476360), (5040, 4332477), (5110, 4273128), (5256, 4154430), (5329, 4097520), (5420, 4028724), (5691, 3836880), (5840, 3738987), (6132, 3560940), (6504, 3357270), (6570, 3323544), (7317, 2984240), (7560, 2888318), (7588, 2877660), (7665, 2848752), (7884, 2769620), (8130, 2685816), (8176, 2670705), (8760, 2492658), (9198, 2373960), (9485, 2302128), (9756, 2238180), (9855, 2215696), (10220, 2136564), (10512, 2077215), (10658, 2048760), (10840, 2014362), (11382, 1918440), (12195, 1790544), (12264, 1780470), (13008, 1678635), (13140, 1661772), (13797, 1582640), (14634, 1492120), (15120, 1444159), (15176, 1438830), (15330, 1424376), (15768, 1384810), (15987, 1365840), (16260, 1342908), (17073, 1278960), (17520, 1246329), (18396, 1186980), (18970, 1151064), (19512, 1119090), (19710, 1107848), (19783, 1103760), (20440, 1068282), (21316, 1024380), (21680, 1007181), (22764, 959220), (22995, 949584), (24390, 895272), (24528, 890235), (26280, 830886), (26645, 819504), (27594, 791320), (28455, 767376), (29268, 746060), (30352, 719415), (30660, 712188), (31536, 692405), (31974, 682920), (32520, 671454), (34146, 639480), (36585, 596848), (36792, 593490), (37303, 585360), (37940, 575532), (39024, 559545), (39420, 553924), (39566, 551880), (40880, 534141), (42632, 512190), (45528, 479610), (45990, 474792), (47961, 455280), (48780, 447636), (51219, 426320), (52560, 415443), (53290, 409752), (55188, 395660), (56910, 383688), (58536, 373030), (59349, 367920), (61320, 356094), (63948, 341460), (65040, 335727), (68292, 319740), (68985, 316528), (73170, 298424), (73584, 296745), (74606, 292680), (75880, 287766), (78840, 276962), (79132, 275940), (79935, 273168), (85264, 256095), (85365, 255792), (91056, 239805), (91980, 237396), (95922, 227640), (97560, 223818), (98915, 220752), (102438, 213160), (106580, 204876), (110376, 197830), (111909, 195120), (113820, 191844), (117072, 186515), (118698, 183960), (122640, 178047), (127896, 170730), (136584, 159870), (137970, 158264), (138481, 157680), (143883, 151760), (146340, 149212)]