1271637120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3919}}^1$

素因数の和:3967

約数の個数: 192

約数和(自身を含む): 4390243200

約数和(自身を除く): 3118606080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 260, 312, 320, 338, 384, 390, 416, 480, 507, 520, 624, 640, 676, 780, 832, 845, 960, 1014, 1040, 1248, 1352, 1560, 1664, 1690, 1920, 2028, 2080, 2496, 2535, 2704, 3120, 3380, 3919, 4056, 4160, 4992, 5070, 5408, 6240, 6760, 7838, 8112, 8320, 10140, 10816, 11757, 12480, 13520, 15676, 16224, 19595, 20280, 21632, 23514, 24960, 27040, 31352, 32448, 39190, 40560, 47028, 50947, 54080, 58785, 62704, 64896, 78380, 81120, 94056, 101894, 108160, 117570, 125408, 152841, 156760, 162240, 188112, 203788, 235140, 250816, 254735, 305682, 313520, 324480, 376224, 407576, 470280, 501632, 509470, 611364, 627040, 662311, 752448, 764205, 815152, 940560, 1018940, 1222728, 1254080, 1324622, 1504896, 1528410, 1630304, 1881120, 1986933, 2037880, 2445456, 2508160, 2649244, 3056820, 3260608, 3311555, 3762240, 3973866, 4075760, 4890912, 5298488, 6113640, 6521216, 6623110, 7524480, 7947732, 8151520, 9781824, 9934665, 10596976, 12227280, 13246220, 15895464, 16303040, 19563648, 19869330, 21193952, 24454560, 26492440, 31790928, 32606080, 39738660, 42387904, 48909120, 52984880, 63581856, 79477320, 84775808, 97818240, 105969760, 127163712, 158954640, 211939520, 254327424, 317909280, 423879040, 635818560, 1271637120]

約数ペア:

[(1, 1271637120), (2, 635818560), (3, 423879040), (4, 317909280), (5, 254327424), (6, 211939520), (8, 158954640), (10, 127163712), (12, 105969760), (13, 97818240), (15, 84775808), (16, 79477320), (20, 63581856), (24, 52984880), (26, 48909120), (30, 42387904), (32, 39738660), (39, 32606080), (40, 31790928), (48, 26492440), (52, 24454560), (60, 21193952), (64, 19869330), (65, 19563648), (78, 16303040), (80, 15895464), (96, 13246220), (104, 12227280), (120, 10596976), (128, 9934665), (130, 9781824), (156, 8151520), (160, 7947732), (169, 7524480), (192, 6623110), (195, 6521216), (208, 6113640), (240, 5298488), (260, 4890912), (312, 4075760), (320, 3973866), (338, 3762240), (384, 3311555), (390, 3260608), (416, 3056820), (480, 2649244), (507, 2508160), (520, 2445456), (624, 2037880), (640, 1986933), (676, 1881120), (780, 1630304), (832, 1528410), (845, 1504896), (960, 1324622), (1014, 1254080), (1040, 1222728), (1248, 1018940), (1352, 940560), (1560, 815152), (1664, 764205), (1690, 752448), (1920, 662311), (2028, 627040), (2080, 611364), (2496, 509470), (2535, 501632), (2704, 470280), (3120, 407576), (3380, 376224), (3919, 324480), (4056, 313520), (4160, 305682), (4992, 254735), (5070, 250816), (5408, 235140), (6240, 203788), (6760, 188112), (7838, 162240), (8112, 156760), (8320, 152841), (10140, 125408), (10816, 117570), (11757, 108160), (12480, 101894), (13520, 94056), (15676, 81120), (16224, 78380), (19595, 64896), (20280, 62704), (21632, 58785), (23514, 54080), (24960, 50947), (27040, 47028), (31352, 40560), (32448, 39190)]