398550360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{569}}^1$

素因数の和:1045

約数の個数: 128

約数和(自身を含む): 1292760000

約数和(自身を除く): 894209640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 449, 520, 569, 780, 898, 1138, 1347, 1560, 1707, 1796, 2245, 2276, 2694, 2845, 3414, 3592, 4490, 4552, 5388, 5690, 5837, 6735, 6828, 7397, 8535, 8980, 10776, 11380, 11674, 13470, 13656, 14794, 17070, 17511, 17960, 22191, 22760, 23348, 26940, 29185, 29588, 34140, 35022, 36985, 44382, 46696, 53880, 58370, 59176, 68280, 70044, 73970, 87555, 88764, 110955, 116740, 140088, 147940, 175110, 177528, 221910, 233480, 255481, 295880, 350220, 443820, 510962, 700440, 766443, 887640, 1021924, 1277405, 1532886, 2043848, 2554810, 3065772, 3321253, 3832215, 5109620, 6131544, 6642506, 7664430, 9963759, 10219240, 13285012, 15328860, 16606265, 19927518, 26570024, 30657720, 33212530, 39855036, 49818795, 66425060, 79710072, 99637590, 132850120, 199275180, 398550360]

約数ペア:

[(1, 398550360), (2, 199275180), (3, 132850120), (4, 99637590), (5, 79710072), (6, 66425060), (8, 49818795), (10, 39855036), (12, 33212530), (13, 30657720), (15, 26570024), (20, 19927518), (24, 16606265), (26, 15328860), (30, 13285012), (39, 10219240), (40, 9963759), (52, 7664430), (60, 6642506), (65, 6131544), (78, 5109620), (104, 3832215), (120, 3321253), (130, 3065772), (156, 2554810), (195, 2043848), (260, 1532886), (312, 1277405), (390, 1021924), (449, 887640), (520, 766443), (569, 700440), (780, 510962), (898, 443820), (1138, 350220), (1347, 295880), (1560, 255481), (1707, 233480), (1796, 221910), (2245, 177528), (2276, 175110), (2694, 147940), (2845, 140088), (3414, 116740), (3592, 110955), (4490, 88764), (4552, 87555), (5388, 73970), (5690, 70044), (5837, 68280), (6735, 59176), (6828, 58370), (7397, 53880), (8535, 46696), (8980, 44382), (10776, 36985), (11380, 35022), (11674, 34140), (13470, 29588), (13656, 29185), (14794, 26940), (17070, 23348), (17511, 22760), (17960, 22191)]