641169900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 432

約数和(自身を含む): 2455398400

約数和(自身を除く): 1814228500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 31, 35, 36, 42, 45, 49, 50, 60, 62, 63, 67, 70, 75, 84, 90, 93, 98, 100, 105, 124, 126, 134, 140, 147, 150, 155, 175, 180, 186, 196, 201, 210, 217, 225, 245, 252, 268, 279, 294, 300, 310, 315, 335, 343, 350, 372, 402, 420, 434, 441, 450, 465, 469, 490, 525, 558, 588, 603, 620, 630, 651, 670, 686, 700, 735, 775, 804, 868, 882, 900, 930, 938, 980, 1005, 1029, 1050, 1085, 1116, 1206, 1225, 1260, 1302, 1340, 1372, 1395, 1407, 1470, 1519, 1550, 1575, 1675, 1715, 1764, 1860, 1876, 1953, 2010, 2058, 2077, 2100, 2170, 2205, 2325, 2345, 2412, 2450, 2604, 2790, 2814, 2940, 3015, 3038, 3087, 3100, 3150, 3255, 3283, 3350, 3430, 3675, 3906, 4020, 4116, 4154, 4221, 4340, 4410, 4557, 4650, 4690, 4900, 5025, 5145, 5425, 5580, 5628, 6030, 6076, 6174, 6231, 6300, 6510, 6566, 6700, 6860, 6975, 7035, 7350, 7595, 7812, 8308, 8442, 8575, 8820, 9114, 9300, 9380, 9765, 9849, 10050, 10290, 10385, 10633, 10850, 11025, 11725, 12060, 12348, 12462, 13020, 13132, 13671, 13950, 14070, 14539, 14700, 15075, 15190, 15435, 16275, 16415, 16884, 17150, 18228, 18693, 19530, 19698, 20100, 20580, 20770, 21105, 21266, 21700, 22050, 22785, 22981, 23450, 24924, 25725, 27342, 27900, 28140, 29078, 29547, 30150, 30380, 30870, 31155, 31899, 32550, 32830, 34300, 35175, 37386, 37975, 39060, 39396, 41540, 42210, 42532, 43617, 44100, 45570, 45962, 46900, 48825, 49245, 51450, 51925, 53165, 54684, 58156, 59094, 60300, 61740, 62310, 63798, 65100, 65660, 68355, 68943, 70350, 72695, 74772, 75950, 77175, 82075, 84420, 87234, 91140, 91924, 93465, 95697, 97650, 98490, 101773, 102900, 103850, 105525, 106330, 113925, 114905, 118188, 124620, 127596, 130851, 136710, 137886, 140700, 145390, 147735, 151900, 154350, 155775, 159495, 164150, 174468, 186930, 191394, 195300, 196980, 203546, 206829, 207700, 211050, 212660, 218085, 227850, 229810, 246225, 261702, 265825, 273420, 275772, 290780, 295470, 305319, 308700, 311550, 318990, 328300, 341775, 344715, 363475, 373860, 382788, 407092, 413658, 422100, 436170, 455700, 459620, 467325, 478485, 492450, 508865, 523404, 531650, 574525, 590940, 610638, 623100, 637980, 654255, 683550, 689430, 712411, 726950, 738675, 797475, 827316, 872340, 915957, 934650, 956970, 984900, 1017730, 1034145, 1063300, 1090425, 1149050, 1221276, 1308510, 1367100, 1378860, 1424822, 1453900, 1477350, 1526595, 1594950, 1723575, 1831914, 1869300, 1913940, 2035460, 2068290, 2137233, 2180850, 2298100, 2392425, 2544325, 2617020, 2849644, 2954700, 3053190, 3189900, 3271275, 3447150, 3562055, 3663828, 4136580, 4274466, 4361700, 4579785, 4784850, 5088650, 5170725, 6106380, 6411699, 6542550, 6894300, 7124110, 7632975, 8548932, 9159570, 9569700, 10177300, 10341450, 10686165, 12823398, 13085100, 14248220, 15265950, 17810275, 18319140, 20682900, 21372330, 22898925, 25646796, 30531900, 32058495, 35620550, 42744660, 45797850, 53430825, 64116990, 71241100, 91595700, 106861650, 128233980, 160292475, 213723300, 320584950, 641169900]

約数ペア:

[(1, 641169900), (2, 320584950), (3, 213723300), (4, 160292475), (5, 128233980), (6, 106861650), (7, 91595700), (9, 71241100), (10, 64116990), (12, 53430825), (14, 45797850), (15, 42744660), (18, 35620550), (20, 32058495), (21, 30531900), (25, 25646796), (28, 22898925), (30, 21372330), (31, 20682900), (35, 18319140), (36, 17810275), (42, 15265950), (45, 14248220), (49, 13085100), (50, 12823398), (60, 10686165), (62, 10341450), (63, 10177300), (67, 9569700), (70, 9159570), (75, 8548932), (84, 7632975), (90, 7124110), (93, 6894300), (98, 6542550), (100, 6411699), (105, 6106380), (124, 5170725), (126, 5088650), (134, 4784850), (140, 4579785), (147, 4361700), (150, 4274466), (155, 4136580), (175, 3663828), (180, 3562055), (186, 3447150), (196, 3271275), (201, 3189900), (210, 3053190), (217, 2954700), (225, 2849644), (245, 2617020), (252, 2544325), (268, 2392425), (279, 2298100), (294, 2180850), (300, 2137233), (310, 2068290), (315, 2035460), (335, 1913940), (343, 1869300), (350, 1831914), (372, 1723575), (402, 1594950), (420, 1526595), (434, 1477350), (441, 1453900), (450, 1424822), (465, 1378860), (469, 1367100), (490, 1308510), (525, 1221276), (558, 1149050), (588, 1090425), (603, 1063300), (620, 1034145), (630, 1017730), (651, 984900), (670, 956970), (686, 934650), (700, 915957), (735, 872340), (775, 827316), (804, 797475), (868, 738675), (882, 726950), (900, 712411), (930, 689430), (938, 683550), (980, 654255), (1005, 637980), (1029, 623100), (1050, 610638), (1085, 590940), (1116, 574525), (1206, 531650), (1225, 523404), (1260, 508865), (1302, 492450), (1340, 478485), (1372, 467325), (1395, 459620), (1407, 455700), (1470, 436170), (1519, 422100), (1550, 413658), (1575, 407092), (1675, 382788), (1715, 373860), (1764, 363475), (1860, 344715), (1876, 341775), (1953, 328300), (2010, 318990), (2058, 311550), (2077, 308700), (2100, 305319), (2170, 295470), (2205, 290780), (2325, 275772), (2345, 273420), (2412, 265825), (2450, 261702), (2604, 246225), (2790, 229810), (2814, 227850), (2940, 218085), (3015, 212660), (3038, 211050), (3087, 207700), (3100, 206829), (3150, 203546), (3255, 196980), (3283, 195300), (3350, 191394), (3430, 186930), (3675, 174468), (3906, 164150), (4020, 159495), (4116, 155775), (4154, 154350), (4221, 151900), (4340, 147735), (4410, 145390), (4557, 140700), (4650, 137886), (4690, 136710), (4900, 130851), (5025, 127596), (5145, 124620), (5425, 118188), (5580, 114905), (5628, 113925), (6030, 106330), (6076, 105525), (6174, 103850), (6231, 102900), (6300, 101773), (6510, 98490), (6566, 97650), (6700, 95697), (6860, 93465), (6975, 91924), (7035, 91140), (7350, 87234), (7595, 84420), (7812, 82075), (8308, 77175), (8442, 75950), (8575, 74772), (8820, 72695), (9114, 70350), (9300, 68943), (9380, 68355), (9765, 65660), (9849, 65100), (10050, 63798), (10290, 62310), (10385, 61740), (10633, 60300), (10850, 59094), (11025, 58156), (11725, 54684), (12060, 53165), (12348, 51925), (12462, 51450), (13020, 49245), (13132, 48825), (13671, 46900), (13950, 45962), (14070, 45570), (14539, 44100), (14700, 43617), (15075, 42532), (15190, 42210), (15435, 41540), (16275, 39396), (16415, 39060), (16884, 37975), (17150, 37386), (18228, 35175), (18693, 34300), (19530, 32830), (19698, 32550), (20100, 31899), (20580, 31155), (20770, 30870), (21105, 30380), (21266, 30150), (21700, 29547), (22050, 29078), (22785, 28140), (22981, 27900), (23450, 27342), (24924, 25725)]