72777840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4271}}^1$

素因数の和:4358

約数の個数: 80

約数和(自身を含む): 228842496

約数和(自身を除く): 156064656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 4271, 5680, 8520, 8542, 12813, 17040, 17084, 21355, 25626, 34168, 42710, 51252, 64065, 68336, 85420, 102504, 128130, 170840, 205008, 256260, 303241, 341680, 512520, 606482, 909723, 1025040, 1212964, 1516205, 1819446, 2425928, 3032410, 3638892, 4548615, 4851856, 6064820, 7277784, 9097230, 12129640, 14555568, 18194460, 24259280, 36388920, 72777840]

約数ペア:

[(1, 72777840), (2, 36388920), (3, 24259280), (4, 18194460), (5, 14555568), (6, 12129640), (8, 9097230), (10, 7277784), (12, 6064820), (15, 4851856), (16, 4548615), (20, 3638892), (24, 3032410), (30, 2425928), (40, 1819446), (48, 1516205), (60, 1212964), (71, 1025040), (80, 909723), (120, 606482), (142, 512520), (213, 341680), (240, 303241), (284, 256260), (355, 205008), (426, 170840), (568, 128130), (710, 102504), (852, 85420), (1065, 68336), (1136, 64065), (1420, 51252), (1704, 42710), (2130, 34168), (2840, 25626), (3408, 21355), (4260, 17084), (4271, 17040), (5680, 12813), (8520, 8542)]