259259280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{154321}}^1$

素因数の和:154344

約数の個数: 80

約数和(自身を含む): 918524544

約数和(自身を除く): 659265264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 154321, 308642, 462963, 617284, 771605, 925926, 1080247, 1234568, 1543210, 1851852, 2160494, 2314815, 2469136, 3086420, 3240741, 3703704, 4320988, 4629630, 5401235, 6172840, 6481482, 7407408, 8641976, 9259260, 10802470, 12345680, 12962964, 16203705, 17283952, 18518520, 21604940, 25925928, 32407410, 37037040, 43209880, 51851856, 64814820, 86419760, 129629640, 259259280]

約数ペア:

[(1, 259259280), (2, 129629640), (3, 86419760), (4, 64814820), (5, 51851856), (6, 43209880), (7, 37037040), (8, 32407410), (10, 25925928), (12, 21604940), (14, 18518520), (15, 17283952), (16, 16203705), (20, 12962964), (21, 12345680), (24, 10802470), (28, 9259260), (30, 8641976), (35, 7407408), (40, 6481482), (42, 6172840), (48, 5401235), (56, 4629630), (60, 4320988), (70, 3703704), (80, 3240741), (84, 3086420), (105, 2469136), (112, 2314815), (120, 2160494), (140, 1851852), (168, 1543210), (210, 1234568), (240, 1080247), (280, 925926), (336, 771605), (420, 617284), (560, 462963), (840, 308642), (1680, 154321)]