621690330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1\times {\mathrm{661}}^1$

素因数の和:1071

約数の個数: 64

約数和(自身を含む): 1513427328

約数和(自身を除く): 891736998

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 293, 321, 535, 586, 642, 661, 879, 1070, 1322, 1465, 1605, 1758, 1983, 2930, 3210, 3305, 3966, 4395, 6610, 8790, 9915, 19830, 31351, 62702, 70727, 94053, 141454, 156755, 188106, 193673, 212181, 313510, 353635, 387346, 424362, 470265, 581019, 707270, 940530, 968365, 1060905, 1162038, 1936730, 2121810, 2905095, 5810190, 20723011, 41446022, 62169033, 103615055, 124338066, 207230110, 310845165, 621690330]

約数ペア:

[(1, 621690330), (2, 310845165), (3, 207230110), (5, 124338066), (6, 103615055), (10, 62169033), (15, 41446022), (30, 20723011), (107, 5810190), (214, 2905095), (293, 2121810), (321, 1936730), (535, 1162038), (586, 1060905), (642, 968365), (661, 940530), (879, 707270), (1070, 581019), (1322, 470265), (1465, 424362), (1605, 387346), (1758, 353635), (1983, 313510), (2930, 212181), (3210, 193673), (3305, 188106), (3966, 156755), (4395, 141454), (6610, 94053), (8790, 70727), (9915, 62702), (19830, 31351)]