77993860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 199584000

約数和(自身を除く): 121590140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 109, 133, 140, 190, 218, 266, 269, 380, 436, 532, 538, 545, 665, 763, 1076, 1090, 1330, 1345, 1526, 1883, 2071, 2180, 2660, 2690, 3052, 3766, 3815, 4142, 5111, 5380, 7532, 7630, 8284, 9415, 10222, 10355, 14497, 15260, 18830, 20444, 20710, 25555, 28994, 29321, 35777, 37660, 41420, 51110, 57988, 58642, 71554, 72485, 102220, 117284, 143108, 144970, 146605, 178885, 205247, 289940, 293210, 357770, 410494, 557099, 586420, 715540, 820988, 1026235, 1114198, 2052470, 2228396, 2785495, 3899693, 4104940, 5570990, 7799386, 11141980, 15598772, 19498465, 38996930, 77993860]

約数ペア:

[(1, 77993860), (2, 38996930), (4, 19498465), (5, 15598772), (7, 11141980), (10, 7799386), (14, 5570990), (19, 4104940), (20, 3899693), (28, 2785495), (35, 2228396), (38, 2052470), (70, 1114198), (76, 1026235), (95, 820988), (109, 715540), (133, 586420), (140, 557099), (190, 410494), (218, 357770), (266, 293210), (269, 289940), (380, 205247), (436, 178885), (532, 146605), (538, 144970), (545, 143108), (665, 117284), (763, 102220), (1076, 72485), (1090, 71554), (1330, 58642), (1345, 57988), (1526, 51110), (1883, 41420), (2071, 37660), (2180, 35777), (2660, 29321), (2690, 28994), (3052, 25555), (3766, 20710), (3815, 20444), (4142, 18830), (5111, 15260), (5380, 14497), (7532, 10355), (7630, 10222), (8284, 9415)]