691364371120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1\times {\mathrm{477277}}^1$

素因数の和:478262

約数の個数: 80

約数和(自身を含む): 1693802348640

約数和(自身を除く): 1002437977520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 953, 1520, 1906, 3812, 4765, 7624, 9530, 15248, 18107, 19060, 36214, 38120, 72428, 76240, 90535, 144856, 181070, 289712, 362140, 477277, 724280, 954554, 1448560, 1909108, 2386385, 3818216, 4772770, 7636432, 9068263, 9545540, 18136526, 19091080, 36273052, 38182160, 45341315, 72546104, 90682630, 145092208, 181365260, 362730520, 454844981, 725461040, 909689962, 1819379924, 2274224905, 3638759848, 4548449810, 7277519696, 8642054639, 9096899620, 17284109278, 18193799240, 34568218556, 36387598480, 43210273195, 69136437112, 86420546390, 138272874224, 172841092780, 345682185560, 691364371120]

約数ペア:

[(1, 691364371120), (2, 345682185560), (4, 172841092780), (5, 138272874224), (8, 86420546390), (10, 69136437112), (16, 43210273195), (19, 36387598480), (20, 34568218556), (38, 18193799240), (40, 17284109278), (76, 9096899620), (80, 8642054639), (95, 7277519696), (152, 4548449810), (190, 3638759848), (304, 2274224905), (380, 1819379924), (760, 909689962), (953, 725461040), (1520, 454844981), (1906, 362730520), (3812, 181365260), (4765, 145092208), (7624, 90682630), (9530, 72546104), (15248, 45341315), (18107, 38182160), (19060, 36273052), (36214, 19091080), (38120, 18136526), (72428, 9545540), (76240, 9068263), (90535, 7636432), (144856, 4772770), (181070, 3818216), (289712, 2386385), (362140, 1909108), (477277, 1448560), (724280, 954554)]