77215020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 236630688

約数和(自身を除く): 159415668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 73, 85, 102, 122, 146, 170, 183, 204, 219, 244, 255, 289, 292, 305, 340, 365, 366, 438, 510, 578, 610, 730, 732, 867, 876, 915, 1020, 1037, 1095, 1156, 1220, 1241, 1445, 1460, 1734, 1830, 2074, 2190, 2482, 2890, 3111, 3468, 3660, 3723, 4148, 4335, 4380, 4453, 4964, 5185, 5780, 6205, 6222, 7446, 8670, 8906, 10370, 12410, 12444, 13359, 14892, 15555, 17340, 17629, 17812, 18615, 20740, 21097, 22265, 24820, 26718, 31110, 35258, 37230, 42194, 44530, 52887, 53436, 62220, 63291, 66795, 70516, 74460, 75701, 84388, 88145, 89060, 105485, 105774, 126582, 133590, 151402, 176290, 210970, 211548, 227103, 253164, 264435, 267180, 302804, 316455, 352580, 378505, 421940, 454206, 528870, 632910, 757010, 908412, 1057740, 1135515, 1265820, 1286917, 1514020, 2271030, 2573834, 3860751, 4542060, 5147668, 6434585, 7721502, 12869170, 15443004, 19303755, 25738340, 38607510, 77215020]

約数ペア:

[(1, 77215020), (2, 38607510), (3, 25738340), (4, 19303755), (5, 15443004), (6, 12869170), (10, 7721502), (12, 6434585), (15, 5147668), (17, 4542060), (20, 3860751), (30, 2573834), (34, 2271030), (51, 1514020), (60, 1286917), (61, 1265820), (68, 1135515), (73, 1057740), (85, 908412), (102, 757010), (122, 632910), (146, 528870), (170, 454206), (183, 421940), (204, 378505), (219, 352580), (244, 316455), (255, 302804), (289, 267180), (292, 264435), (305, 253164), (340, 227103), (365, 211548), (366, 210970), (438, 176290), (510, 151402), (578, 133590), (610, 126582), (730, 105774), (732, 105485), (867, 89060), (876, 88145), (915, 84388), (1020, 75701), (1037, 74460), (1095, 70516), (1156, 66795), (1220, 63291), (1241, 62220), (1445, 53436), (1460, 52887), (1734, 44530), (1830, 42194), (2074, 37230), (2190, 35258), (2482, 31110), (2890, 26718), (3111, 24820), (3468, 22265), (3660, 21097), (3723, 20740), (4148, 18615), (4335, 17812), (4380, 17629), (4453, 17340), (4964, 15555), (5185, 14892), (5780, 13359), (6205, 12444), (6222, 12410), (7446, 10370), (8670, 8906)]