720315375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1063}}^1$

素因数の和:1233

約数の個数: 64

約数和(自身を含む): 1301314560

約数和(自身を除く): 580999185

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 139, 195, 325, 375, 417, 695, 975, 1063, 1625, 1807, 2085, 3189, 3475, 4875, 5315, 5421, 9035, 10425, 13819, 15945, 17375, 26575, 27105, 41457, 45175, 52125, 69095, 79725, 132875, 135525, 147757, 207285, 225875, 345475, 398625, 443271, 677625, 738785, 1036425, 1727375, 1920841, 2216355, 3693925, 5182125, 5762523, 9604205, 11081775, 18469625, 28812615, 48021025, 55408875, 144063075, 240105125, 720315375]

約数ペア:

[(1, 720315375), (3, 240105125), (5, 144063075), (13, 55408875), (15, 48021025), (25, 28812615), (39, 18469625), (65, 11081775), (75, 9604205), (125, 5762523), (139, 5182125), (195, 3693925), (325, 2216355), (375, 1920841), (417, 1727375), (695, 1036425), (975, 738785), (1063, 677625), (1625, 443271), (1807, 398625), (2085, 345475), (3189, 225875), (3475, 207285), (4875, 147757), (5315, 135525), (5421, 132875), (9035, 79725), (10425, 69095), (13819, 52125), (15945, 45175), (17375, 41457), (26575, 27105)]