205124069640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{244195321}}^1$

素因数の和:244195342

約数の個数: 64

約数和(自身を含む): 703282527360

約数和(自身を除く): 498158457720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 244195321, 488390642, 732585963, 976781284, 1220976605, 1465171926, 1709367247, 1953562568, 2441953210, 2930343852, 3418734494, 3662929815, 4883906420, 5128101741, 5860687704, 6837468988, 7325859630, 8546836235, 9767812840, 10256203482, 13674937976, 14651719260, 17093672470, 20512406964, 25640508705, 29303438520, 34187344940, 41024813928, 51281017410, 68374689880, 102562034820, 205124069640]

約数ペア:

[(1, 205124069640), (2, 102562034820), (3, 68374689880), (4, 51281017410), (5, 41024813928), (6, 34187344940), (7, 29303438520), (8, 25640508705), (10, 20512406964), (12, 17093672470), (14, 14651719260), (15, 13674937976), (20, 10256203482), (21, 9767812840), (24, 8546836235), (28, 7325859630), (30, 6837468988), (35, 5860687704), (40, 5128101741), (42, 4883906420), (56, 3662929815), (60, 3418734494), (70, 2930343852), (84, 2441953210), (105, 1953562568), (120, 1709367247), (140, 1465171926), (168, 1220976605), (210, 976781284), (280, 732585963), (420, 488390642), (840, 244195321)]