215525180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1567}}^1$

素因数の和:1635

約数の個数: 72

約数和(自身を含む): 509857152

約数和(自身を除く): 294331972

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 529, 598, 1058, 1196, 1495, 1567, 2116, 2645, 2990, 3134, 5290, 5980, 6268, 6877, 7835, 10580, 13754, 15670, 20371, 27508, 31340, 34385, 36041, 40742, 68770, 72082, 81484, 101855, 137540, 144164, 180205, 203710, 360410, 407420, 468533, 720820, 828943, 937066, 1657886, 1874132, 2342665, 3315772, 4144715, 4685330, 8289430, 9370660, 10776259, 16578860, 21552518, 43105036, 53881295, 107762590, 215525180]

約数ペア:

[(1, 215525180), (2, 107762590), (4, 53881295), (5, 43105036), (10, 21552518), (13, 16578860), (20, 10776259), (23, 9370660), (26, 8289430), (46, 4685330), (52, 4144715), (65, 3315772), (92, 2342665), (115, 1874132), (130, 1657886), (230, 937066), (260, 828943), (299, 720820), (460, 468533), (529, 407420), (598, 360410), (1058, 203710), (1196, 180205), (1495, 144164), (1567, 137540), (2116, 101855), (2645, 81484), (2990, 72082), (3134, 68770), (5290, 40742), (5980, 36041), (6268, 34385), (6877, 31340), (7835, 27508), (10580, 20371), (13754, 15670)]