80984400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:370

約数の個数: 240

約数和(自身を含む): 307027968

約数和(自身を除く): 226043568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 48, 50, 56, 60, 62, 70, 75, 80, 84, 93, 100, 105, 112, 120, 124, 140, 150, 155, 168, 175, 186, 200, 210, 217, 240, 248, 280, 300, 310, 311, 336, 350, 372, 400, 420, 434, 465, 496, 525, 560, 600, 620, 622, 651, 700, 744, 775, 840, 868, 930, 933, 1050, 1085, 1200, 1240, 1244, 1302, 1400, 1488, 1550, 1555, 1680, 1736, 1860, 1866, 2100, 2170, 2177, 2325, 2480, 2488, 2604, 2800, 3100, 3110, 3255, 3472, 3720, 3732, 4200, 4340, 4354, 4650, 4665, 4976, 5208, 5425, 6200, 6220, 6510, 6531, 7440, 7464, 7775, 8400, 8680, 8708, 9300, 9330, 9641, 10416, 10850, 10885, 12400, 12440, 13020, 13062, 14928, 15550, 16275, 17360, 17416, 18600, 18660, 19282, 21700, 21770, 23325, 24880, 26040, 26124, 28923, 31100, 32550, 32655, 34832, 37200, 37320, 38564, 43400, 43540, 46650, 48205, 52080, 52248, 54425, 57846, 62200, 65100, 65310, 67487, 74640, 77128, 86800, 87080, 93300, 96410, 104496, 108850, 115692, 124400, 130200, 130620, 134974, 144615, 154256, 163275, 174160, 186600, 192820, 202461, 217700, 231384, 241025, 260400, 261240, 269948, 289230, 326550, 337435, 373200, 385640, 404922, 435400, 462768, 482050, 522480, 539896, 578460, 653100, 674870, 723075, 771280, 809844, 870800, 964100, 1012305, 1079792, 1156920, 1306200, 1349740, 1446150, 1619688, 1687175, 1928200, 2024610, 2313840, 2612400, 2699480, 2892300, 3239376, 3374350, 3856400, 4049220, 5061525, 5398960, 5784600, 6748700, 8098440, 10123050, 11569200, 13497400, 16196880, 20246100, 26994800, 40492200, 80984400]

約数ペア:

[(1, 80984400), (2, 40492200), (3, 26994800), (4, 20246100), (5, 16196880), (6, 13497400), (7, 11569200), (8, 10123050), (10, 8098440), (12, 6748700), (14, 5784600), (15, 5398960), (16, 5061525), (20, 4049220), (21, 3856400), (24, 3374350), (25, 3239376), (28, 2892300), (30, 2699480), (31, 2612400), (35, 2313840), (40, 2024610), (42, 1928200), (48, 1687175), (50, 1619688), (56, 1446150), (60, 1349740), (62, 1306200), (70, 1156920), (75, 1079792), (80, 1012305), (84, 964100), (93, 870800), (100, 809844), (105, 771280), (112, 723075), (120, 674870), (124, 653100), (140, 578460), (150, 539896), (155, 522480), (168, 482050), (175, 462768), (186, 435400), (200, 404922), (210, 385640), (217, 373200), (240, 337435), (248, 326550), (280, 289230), (300, 269948), (310, 261240), (311, 260400), (336, 241025), (350, 231384), (372, 217700), (400, 202461), (420, 192820), (434, 186600), (465, 174160), (496, 163275), (525, 154256), (560, 144615), (600, 134974), (620, 130620), (622, 130200), (651, 124400), (700, 115692), (744, 108850), (775, 104496), (840, 96410), (868, 93300), (930, 87080), (933, 86800), (1050, 77128), (1085, 74640), (1200, 67487), (1240, 65310), (1244, 65100), (1302, 62200), (1400, 57846), (1488, 54425), (1550, 52248), (1555, 52080), (1680, 48205), (1736, 46650), (1860, 43540), (1866, 43400), (2100, 38564), (2170, 37320), (2177, 37200), (2325, 34832), (2480, 32655), (2488, 32550), (2604, 31100), (2800, 28923), (3100, 26124), (3110, 26040), (3255, 24880), (3472, 23325), (3720, 21770), (3732, 21700), (4200, 19282), (4340, 18660), (4354, 18600), (4650, 17416), (4665, 17360), (4976, 16275), (5208, 15550), (5425, 14928), (6200, 13062), (6220, 13020), (6510, 12440), (6531, 12400), (7440, 10885), (7464, 10850), (7775, 10416), (8400, 9641), (8680, 9330), (8708, 9300)]