156798000620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{751}}^1\times {\mathrm{1409}}^1$

素因数の和:2439

約数の個数: 96

約数和(自身を含む): 342016819200

約数和(自身を除く): 185218818580

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 239, 310, 478, 620, 751, 956, 1195, 1409, 1502, 2390, 2818, 3004, 3755, 4780, 5636, 7045, 7409, 7510, 14090, 14818, 15020, 23281, 28180, 29636, 37045, 43679, 46562, 74090, 87358, 93124, 116405, 148180, 174716, 179489, 218395, 232810, 336751, 358978, 436790, 465620, 673502, 717956, 873580, 897445, 1058159, 1347004, 1683755, 1794890, 2116318, 3367510, 3589780, 4232636, 5290795, 5564159, 6735020, 10439281, 10581590, 11128318, 20878562, 21163180, 22256636, 27820795, 32802929, 41757124, 52196405, 55641590, 65605858, 104392810, 111283180, 131211716, 164014645, 208785620, 252900001, 328029290, 505800002, 656058580, 1011600004, 1264500005, 2529000010, 5058000020, 7839900031, 15679800062, 31359600124, 39199500155, 78399000310, 156798000620]

約数ペア:

[(1, 156798000620), (2, 78399000310), (4, 39199500155), (5, 31359600124), (10, 15679800062), (20, 7839900031), (31, 5058000020), (62, 2529000010), (124, 1264500005), (155, 1011600004), (239, 656058580), (310, 505800002), (478, 328029290), (620, 252900001), (751, 208785620), (956, 164014645), (1195, 131211716), (1409, 111283180), (1502, 104392810), (2390, 65605858), (2818, 55641590), (3004, 52196405), (3755, 41757124), (4780, 32802929), (5636, 27820795), (7045, 22256636), (7409, 21163180), (7510, 20878562), (14090, 11128318), (14818, 10581590), (15020, 10439281), (23281, 6735020), (28180, 5564159), (29636, 5290795), (37045, 4232636), (43679, 3589780), (46562, 3367510), (74090, 2116318), (87358, 1794890), (93124, 1683755), (116405, 1347004), (148180, 1058159), (174716, 897445), (179489, 873580), (218395, 717956), (232810, 673502), (336751, 465620), (358978, 436790)]