1330507720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{45503}}^1$

素因数の和:45574

約数の個数: 64

約数和(自身を含む): 3243525120

約数和(自身を除く): 1913017400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 7310, 14620, 29240, 45503, 91006, 182012, 227515, 364024, 455030, 773551, 910060, 1547102, 1820120, 1956629, 3094204, 3867755, 3913258, 6188408, 7735510, 7826516, 9783145, 15471020, 15653032, 19566290, 30942040, 33262693, 39132580, 66525386, 78265160, 133050772, 166313465, 266101544, 332626930, 665253860, 1330507720]

約数ペア:

[(1, 1330507720), (2, 665253860), (4, 332626930), (5, 266101544), (8, 166313465), (10, 133050772), (17, 78265160), (20, 66525386), (34, 39132580), (40, 33262693), (43, 30942040), (68, 19566290), (85, 15653032), (86, 15471020), (136, 9783145), (170, 7826516), (172, 7735510), (215, 6188408), (340, 3913258), (344, 3867755), (430, 3094204), (680, 1956629), (731, 1820120), (860, 1547102), (1462, 910060), (1720, 773551), (2924, 455030), (3655, 364024), (5848, 227515), (7310, 182012), (14620, 91006), (29240, 45503)]