256322010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{42089}}^1$

素因数の和:42135

約数の個数: 64

約数和(自身を含む): 727315200

約数和(自身を除く): 470993190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 6090, 42089, 84178, 126267, 210445, 252534, 294623, 420890, 589246, 631335, 883869, 1220581, 1262670, 1473115, 1767738, 2441162, 2946230, 3661743, 4419345, 6102905, 7323486, 8544067, 8838690, 12205810, 17088134, 18308715, 25632201, 36617430, 42720335, 51264402, 85440670, 128161005, 256322010]

約数ペア:

[(1, 256322010), (2, 128161005), (3, 85440670), (5, 51264402), (6, 42720335), (7, 36617430), (10, 25632201), (14, 18308715), (15, 17088134), (21, 12205810), (29, 8838690), (30, 8544067), (35, 7323486), (42, 6102905), (58, 4419345), (70, 3661743), (87, 2946230), (105, 2441162), (145, 1767738), (174, 1473115), (203, 1262670), (210, 1220581), (290, 883869), (406, 631335), (435, 589246), (609, 420890), (870, 294623), (1015, 252534), (1218, 210445), (2030, 126267), (3045, 84178), (6090, 42089)]