7960218240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{318919}}^1$

素因数の和:318954

約数の個数: 128

約数和(自身を含む): 27325065600

約数和(自身を除く): 19364847360

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, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 318919, 637838, 956757, 1275676, 1594595, 1913514, 2551352, 3189190, 3827028, 4145947, 4783785, 5102704, 6378380, 7654056, 8291894, 9567570, 10205408, 12437841, 12756760, 15308112, 16583788, 19135140, 20410816, 20729735, 24875682, 25513520, 30616224, 33167576, 38270280, 40821632, 41459470, 49751364, 51027040, 61232448, 62189205, 66335152, 76540560, 82918940, 99502728, 102054080, 122464896, 124378410, 132670304, 153081120, 165837880, 199005456, 204108160, 248756820, 265340608, 306162240, 331675760, 398010912, 497513640, 530681216, 612324480, 663351520, 796021824, 995027280, 1326703040, 1592043648, 1990054560, 2653406080, 3980109120, 7960218240]

約数ペア:

[(1, 7960218240), (2, 3980109120), (3, 2653406080), (4, 1990054560), (5, 1592043648), (6, 1326703040), (8, 995027280), (10, 796021824), (12, 663351520), (13, 612324480), (15, 530681216), (16, 497513640), (20, 398010912), (24, 331675760), (26, 306162240), (30, 265340608), (32, 248756820), (39, 204108160), (40, 199005456), (48, 165837880), (52, 153081120), (60, 132670304), (64, 124378410), (65, 122464896), (78, 102054080), (80, 99502728), (96, 82918940), (104, 76540560), (120, 66335152), (128, 62189205), (130, 61232448), (156, 51027040), (160, 49751364), (192, 41459470), (195, 40821632), (208, 38270280), (240, 33167576), (260, 30616224), (312, 25513520), (320, 24875682), (384, 20729735), (390, 20410816), (416, 19135140), (480, 16583788), (520, 15308112), (624, 12756760), (640, 12437841), (780, 10205408), (832, 9567570), (960, 8291894), (1040, 7654056), (1248, 6378380), (1560, 5102704), (1664, 4783785), (1920, 4145947), (2080, 3827028), (2496, 3189190), (3120, 2551352), (4160, 1913514), (4992, 1594595), (6240, 1275676), (8320, 956757), (12480, 637838), (24960, 318919)]