71128980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 235282320

約数和(自身を除く): 164153340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 113, 117, 130, 156, 180, 195, 226, 234, 260, 269, 339, 390, 452, 468, 538, 565, 585, 678, 780, 807, 1017, 1076, 1130, 1170, 1345, 1356, 1469, 1614, 1695, 2034, 2260, 2340, 2421, 2690, 2938, 3228, 3390, 3497, 4035, 4068, 4407, 4842, 5085, 5380, 5876, 6780, 6994, 7345, 8070, 8814, 9684, 10170, 10491, 12105, 13221, 13988, 14690, 16140, 17485, 17628, 20340, 20982, 22035, 24210, 26442, 29380, 30397, 31473, 34970, 41964, 44070, 48420, 52455, 52884, 60794, 62946, 66105, 69940, 88140, 91191, 104910, 121588, 125892, 132210, 151985, 157365, 182382, 209820, 264420, 273573, 303970, 314730, 364764, 395161, 455955, 547146, 607940, 629460, 790322, 911910, 1094292, 1185483, 1367865, 1580644, 1823820, 1975805, 2370966, 2735730, 3556449, 3951610, 4741932, 5471460, 5927415, 7112898, 7903220, 11854830, 14225796, 17782245, 23709660, 35564490, 71128980]

約数ペア:

[(1, 71128980), (2, 35564490), (3, 23709660), (4, 17782245), (5, 14225796), (6, 11854830), (9, 7903220), (10, 7112898), (12, 5927415), (13, 5471460), (15, 4741932), (18, 3951610), (20, 3556449), (26, 2735730), (30, 2370966), (36, 1975805), (39, 1823820), (45, 1580644), (52, 1367865), (60, 1185483), (65, 1094292), (78, 911910), (90, 790322), (113, 629460), (117, 607940), (130, 547146), (156, 455955), (180, 395161), (195, 364764), (226, 314730), (234, 303970), (260, 273573), (269, 264420), (339, 209820), (390, 182382), (452, 157365), (468, 151985), (538, 132210), (565, 125892), (585, 121588), (678, 104910), (780, 91191), (807, 88140), (1017, 69940), (1076, 66105), (1130, 62946), (1170, 60794), (1345, 52884), (1356, 52455), (1469, 48420), (1614, 44070), (1695, 41964), (2034, 34970), (2260, 31473), (2340, 30397), (2421, 29380), (2690, 26442), (2938, 24210), (3228, 22035), (3390, 20982), (3497, 20340), (4035, 17628), (4068, 17485), (4407, 16140), (4842, 14690), (5085, 13988), (5380, 13221), (5876, 12105), (6780, 10491), (6994, 10170), (7345, 9684), (8070, 8814)]