210375375

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{107}}^2$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 411059376

約数和(自身を除く): 200684001

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 107, 125, 147, 175, 245, 321, 375, 525, 535, 735, 749, 875, 1225, 1605, 2247, 2625, 2675, 3675, 3745, 5243, 6125, 8025, 11235, 11449, 13375, 15729, 18375, 18725, 26215, 34347, 40125, 56175, 57245, 78645, 80143, 93625, 131075, 171735, 240429, 280875, 286225, 393225, 400715, 561001, 655375, 858675, 1202145, 1431125, 1683003, 1966125, 2003575, 2805005, 4293375, 6010725, 8415015, 10017875, 14025025, 30053625, 42075075, 70125125, 210375375]

約数ペア:

[(1, 210375375), (3, 70125125), (5, 42075075), (7, 30053625), (15, 14025025), (21, 10017875), (25, 8415015), (35, 6010725), (49, 4293375), (75, 2805005), (105, 2003575), (107, 1966125), (125, 1683003), (147, 1431125), (175, 1202145), (245, 858675), (321, 655375), (375, 561001), (525, 400715), (535, 393225), (735, 286225), (749, 280875), (875, 240429), (1225, 171735), (1605, 131075), (2247, 93625), (2625, 80143), (2675, 78645), (3675, 57245), (3745, 56175), (5243, 40125), (6125, 34347), (8025, 26215), (11235, 18725), (11449, 18375), (13375, 15729)]