728375730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{1597}}^1$

素因数の和:2291

約数の個数: 64

約数和(自身を含む): 1828009728

約数和(自身を除く): 1099633998

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 661, 690, 1322, 1597, 1983, 3194, 3305, 3966, 4791, 6610, 7985, 9582, 9915, 15203, 15970, 19830, 23955, 30406, 36731, 45609, 47910, 73462, 76015, 91218, 110193, 152030, 183655, 220386, 228045, 367310, 456090, 550965, 1055617, 1101930, 2111234, 3166851, 5278085, 6333702, 10556170, 15834255, 24279191, 31668510, 48558382, 72837573, 121395955, 145675146, 242791910, 364187865, 728375730]

約数ペア:

[(1, 728375730), (2, 364187865), (3, 242791910), (5, 145675146), (6, 121395955), (10, 72837573), (15, 48558382), (23, 31668510), (30, 24279191), (46, 15834255), (69, 10556170), (115, 6333702), (138, 5278085), (230, 3166851), (345, 2111234), (661, 1101930), (690, 1055617), (1322, 550965), (1597, 456090), (1983, 367310), (3194, 228045), (3305, 220386), (3966, 183655), (4791, 152030), (6610, 110193), (7985, 91218), (9582, 76015), (9915, 73462), (15203, 47910), (15970, 45609), (19830, 36731), (23955, 30406)]