21262124800

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24979}}^1$

素因数の和:25031

約数の個数: 216

約数和(自身を含む): 63313308800

約数和(自身を除く): 42051184000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 64, 70, 76, 80, 95, 100, 112, 128, 133, 140, 152, 160, 175, 190, 200, 224, 256, 266, 280, 304, 320, 350, 380, 400, 448, 475, 532, 560, 608, 640, 665, 700, 760, 800, 896, 950, 1064, 1120, 1216, 1280, 1330, 1400, 1520, 1600, 1792, 1900, 2128, 2240, 2432, 2660, 2800, 3040, 3200, 3325, 3800, 4256, 4480, 4864, 5320, 5600, 6080, 6400, 6650, 7600, 8512, 8960, 10640, 11200, 12160, 13300, 15200, 17024, 21280, 22400, 24320, 24979, 26600, 30400, 34048, 42560, 44800, 49958, 53200, 60800, 85120, 99916, 106400, 121600, 124895, 170240, 174853, 199832, 212800, 249790, 349706, 399664, 425600, 474601, 499580, 624475, 699412, 799328, 851200, 874265, 949202, 999160, 1248950, 1398824, 1598656, 1748530, 1898404, 1998320, 2373005, 2497900, 2797648, 3197312, 3322207, 3497060, 3796808, 3996640, 4371325, 4746010, 4995800, 5595296, 6394624, 6644414, 6994120, 7593616, 7993280, 8742650, 9492020, 9991600, 11190592, 11865025, 13288828, 13988240, 15187232, 15986560, 16611035, 17485300, 18984040, 19983200, 22381184, 23730050, 26577656, 27976480, 30374464, 31973120, 33222070, 34970600, 37968080, 39966400, 44762368, 47460100, 53155312, 55952960, 60748928, 66444140, 69941200, 75936160, 79932800, 83055175, 94920200, 106310624, 111905920, 121497856, 132888280, 139882400, 151872320, 159865600, 166110350, 189840400, 212621248, 223811840, 265776560, 279764800, 303744640, 332220700, 379680800, 425242496, 531553120, 559529600, 607489280, 664441400, 759361600, 850484992, 1063106240, 1119059200, 1328882800, 1518723200, 2126212480, 2657765600, 3037446400, 4252424960, 5315531200, 10631062400, 21262124800]

約数ペア:

[(1, 21262124800), (2, 10631062400), (4, 5315531200), (5, 4252424960), (7, 3037446400), (8, 2657765600), (10, 2126212480), (14, 1518723200), (16, 1328882800), (19, 1119059200), (20, 1063106240), (25, 850484992), (28, 759361600), (32, 664441400), (35, 607489280), (38, 559529600), (40, 531553120), (50, 425242496), (56, 379680800), (64, 332220700), (70, 303744640), (76, 279764800), (80, 265776560), (95, 223811840), (100, 212621248), (112, 189840400), (128, 166110350), (133, 159865600), (140, 151872320), (152, 139882400), (160, 132888280), (175, 121497856), (190, 111905920), (200, 106310624), (224, 94920200), (256, 83055175), (266, 79932800), (280, 75936160), (304, 69941200), (320, 66444140), (350, 60748928), (380, 55952960), (400, 53155312), (448, 47460100), (475, 44762368), (532, 39966400), (560, 37968080), (608, 34970600), (640, 33222070), (665, 31973120), (700, 30374464), (760, 27976480), (800, 26577656), (896, 23730050), (950, 22381184), (1064, 19983200), (1120, 18984040), (1216, 17485300), (1280, 16611035), (1330, 15986560), (1400, 15187232), (1520, 13988240), (1600, 13288828), (1792, 11865025), (1900, 11190592), (2128, 9991600), (2240, 9492020), (2432, 8742650), (2660, 7993280), (2800, 7593616), (3040, 6994120), (3200, 6644414), (3325, 6394624), (3800, 5595296), (4256, 4995800), (4480, 4746010), (4864, 4371325), (5320, 3996640), (5600, 3796808), (6080, 3497060), (6400, 3322207), (6650, 3197312), (7600, 2797648), (8512, 2497900), (8960, 2373005), (10640, 1998320), (11200, 1898404), (12160, 1748530), (13300, 1598656), (15200, 1398824), (17024, 1248950), (21280, 999160), (22400, 949202), (24320, 874265), (24979, 851200), (26600, 799328), (30400, 699412), (34048, 624475), (42560, 499580), (44800, 474601), (49958, 425600), (53200, 399664), (60800, 349706), (85120, 249790), (99916, 212800), (106400, 199832), (121600, 174853), (124895, 170240)]