20127245880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{743}}^1$

素因数の和:1059

約数の個数: 384

約数和(自身を含む): 74746644480

約数和(自身を除く): 54619398600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 49, 51, 56, 60, 68, 70, 84, 85, 98, 102, 105, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 245, 255, 271, 280, 294, 340, 357, 392, 408, 420, 476, 490, 510, 542, 588, 595, 680, 714, 735, 743, 813, 833, 840, 952, 980, 1020, 1084, 1176, 1190, 1355, 1428, 1470, 1486, 1626, 1666, 1785, 1897, 1960, 2040, 2168, 2229, 2380, 2499, 2710, 2856, 2940, 2972, 3252, 3332, 3570, 3715, 3794, 4065, 4165, 4458, 4607, 4760, 4998, 5201, 5420, 5691, 5880, 5944, 6504, 6664, 7140, 7430, 7588, 8130, 8330, 8916, 9214, 9485, 9996, 10402, 10840, 11145, 11382, 12495, 12631, 13279, 13821, 14280, 14860, 15176, 15603, 16260, 16660, 17832, 18428, 18970, 19992, 20804, 22290, 22764, 23035, 24990, 25262, 26005, 26558, 27642, 28455, 29720, 31206, 32249, 32520, 33320, 36407, 36856, 37893, 37940, 39837, 41608, 44580, 45528, 46070, 49980, 50524, 52010, 53116, 55284, 56910, 62412, 63155, 64498, 66395, 69105, 72814, 75786, 75880, 78015, 79674, 88417, 89160, 92140, 96747, 99960, 101048, 104020, 106232, 109221, 110568, 113820, 124824, 126310, 128996, 132790, 138210, 145628, 151572, 156030, 159348, 161245, 176834, 182035, 184280, 189465, 193494, 199185, 201353, 208040, 218442, 225743, 227640, 252620, 257992, 265251, 265580, 276420, 291256, 303144, 312060, 318696, 322490, 353668, 364070, 378930, 386988, 398370, 402706, 436884, 442085, 451486, 483735, 505240, 530502, 531160, 546105, 552840, 604059, 618919, 624120, 644980, 677229, 707336, 728140, 757860, 773976, 796740, 805412, 873768, 884170, 902972, 967470, 1006765, 1061004, 1092210, 1128715, 1208118, 1237838, 1289960, 1326255, 1354458, 1409471, 1456280, 1515720, 1593480, 1610824, 1768340, 1805944, 1856757, 1934940, 2013530, 2122008, 2184420, 2257430, 2416236, 2475676, 2652510, 2708916, 2818942, 3020295, 3094595, 3386145, 3423001, 3536680, 3713514, 3869880, 4027060, 4228413, 4368840, 4514860, 4832472, 4951352, 5305020, 5417832, 5637884, 6040590, 6189190, 6772290, 6846002, 7047355, 7427028, 8054120, 8456826, 9029720, 9283785, 9866297, 10269003, 10610040, 11275768, 12081180, 12378380, 13544580, 13692004, 14094710, 14854056, 16913652, 17115005, 18567570, 19732594, 20538006, 21142065, 23961007, 24162360, 24756760, 27089160, 27384008, 28189420, 29598891, 33827304, 34230010, 37135140, 39465188, 41076012, 42284130, 47922014, 49331485, 51345015, 56378840, 59197782, 68460020, 71883021, 74270280, 78930376, 82152024, 84568260, 95844028, 98662970, 102690030, 118395564, 119805035, 136920040, 143766042, 147994455, 167727049, 169136520, 191688056, 197325940, 205380060, 236791128, 239610070, 287532084, 295988910, 335454098, 359415105, 394651880, 410760120, 479220140, 503181147, 575064168, 591977820, 670908196, 718830210, 838635245, 958440280, 1006362294, 1183955640, 1341816392, 1437660420, 1677270490, 2012724588, 2515905735, 2875320840, 3354540980, 4025449176, 5031811470, 6709081960, 10063622940, 20127245880]

約数ペア:

[(1, 20127245880), (2, 10063622940), (3, 6709081960), (4, 5031811470), (5, 4025449176), (6, 3354540980), (7, 2875320840), (8, 2515905735), (10, 2012724588), (12, 1677270490), (14, 1437660420), (15, 1341816392), (17, 1183955640), (20, 1006362294), (21, 958440280), (24, 838635245), (28, 718830210), (30, 670908196), (34, 591977820), (35, 575064168), (40, 503181147), (42, 479220140), (49, 410760120), (51, 394651880), (56, 359415105), (60, 335454098), (68, 295988910), (70, 287532084), (84, 239610070), (85, 236791128), (98, 205380060), (102, 197325940), (105, 191688056), (119, 169136520), (120, 167727049), (136, 147994455), (140, 143766042), (147, 136920040), (168, 119805035), (170, 118395564), (196, 102690030), (204, 98662970), (210, 95844028), (238, 84568260), (245, 82152024), (255, 78930376), (271, 74270280), (280, 71883021), (294, 68460020), (340, 59197782), (357, 56378840), (392, 51345015), (408, 49331485), (420, 47922014), (476, 42284130), (490, 41076012), (510, 39465188), (542, 37135140), (588, 34230010), (595, 33827304), (680, 29598891), (714, 28189420), (735, 27384008), (743, 27089160), (813, 24756760), (833, 24162360), (840, 23961007), (952, 21142065), (980, 20538006), (1020, 19732594), (1084, 18567570), (1176, 17115005), (1190, 16913652), (1355, 14854056), (1428, 14094710), (1470, 13692004), (1486, 13544580), (1626, 12378380), (1666, 12081180), (1785, 11275768), (1897, 10610040), (1960, 10269003), (2040, 9866297), (2168, 9283785), (2229, 9029720), (2380, 8456826), (2499, 8054120), (2710, 7427028), (2856, 7047355), (2940, 6846002), (2972, 6772290), (3252, 6189190), (3332, 6040590), (3570, 5637884), (3715, 5417832), (3794, 5305020), (4065, 4951352), (4165, 4832472), (4458, 4514860), (4607, 4368840), (4760, 4228413), (4998, 4027060), (5201, 3869880), (5420, 3713514), (5691, 3536680), (5880, 3423001), (5944, 3386145), (6504, 3094595), (6664, 3020295), (7140, 2818942), (7430, 2708916), (7588, 2652510), (8130, 2475676), (8330, 2416236), (8916, 2257430), (9214, 2184420), (9485, 2122008), (9996, 2013530), (10402, 1934940), (10840, 1856757), (11145, 1805944), (11382, 1768340), (12495, 1610824), (12631, 1593480), (13279, 1515720), (13821, 1456280), (14280, 1409471), (14860, 1354458), (15176, 1326255), (15603, 1289960), (16260, 1237838), (16660, 1208118), (17832, 1128715), (18428, 1092210), (18970, 1061004), (19992, 1006765), (20804, 967470), (22290, 902972), (22764, 884170), (23035, 873768), (24990, 805412), (25262, 796740), (26005, 773976), (26558, 757860), (27642, 728140), (28455, 707336), (29720, 677229), (31206, 644980), (32249, 624120), (32520, 618919), (33320, 604059), (36407, 552840), (36856, 546105), (37893, 531160), (37940, 530502), (39837, 505240), (41608, 483735), (44580, 451486), (45528, 442085), (46070, 436884), (49980, 402706), (50524, 398370), (52010, 386988), (53116, 378930), (55284, 364070), (56910, 353668), (62412, 322490), (63155, 318696), (64498, 312060), (66395, 303144), (69105, 291256), (72814, 276420), (75786, 265580), (75880, 265251), (78015, 257992), (79674, 252620), (88417, 227640), (89160, 225743), (92140, 218442), (96747, 208040), (99960, 201353), (101048, 199185), (104020, 193494), (106232, 189465), (109221, 184280), (110568, 182035), (113820, 176834), (124824, 161245), (126310, 159348), (128996, 156030), (132790, 151572), (138210, 145628)]