289213778840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{3120563}}^1$

素因数の和:3120912

約数の個数: 64

約数和(自身を含む): 745939618560

約数和(自身を除く): 456725839720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 331, 662, 1324, 1655, 2317, 2648, 3310, 4634, 6620, 9268, 11585, 13240, 18536, 23170, 46340, 92680, 3120563, 6241126, 12482252, 15602815, 21843941, 24964504, 31205630, 43687882, 62411260, 87375764, 109219705, 124822520, 174751528, 218439410, 436878820, 873757640, 1032906353, 2065812706, 4131625412, 5164531765, 7230344471, 8263250824, 10329063530, 14460688942, 20658127060, 28921377884, 36151722355, 41316254120, 57842755768, 72303444710, 144606889420, 289213778840]

約数ペア:

[(1, 289213778840), (2, 144606889420), (4, 72303444710), (5, 57842755768), (7, 41316254120), (8, 36151722355), (10, 28921377884), (14, 20658127060), (20, 14460688942), (28, 10329063530), (35, 8263250824), (40, 7230344471), (56, 5164531765), (70, 4131625412), (140, 2065812706), (280, 1032906353), (331, 873757640), (662, 436878820), (1324, 218439410), (1655, 174751528), (2317, 124822520), (2648, 109219705), (3310, 87375764), (4634, 62411260), (6620, 43687882), (9268, 31205630), (11585, 24964504), (13240, 21843941), (18536, 15602815), (23170, 12482252), (46340, 6241126), (92680, 3120563)]