1307640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 4160160

約数和(自身を除く): 2852520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 641, 680, 1020, 1282, 1923, 2040, 2564, 3205, 3846, 5128, 6410, 7692, 9615, 10897, 12820, 15384, 19230, 21794, 25640, 32691, 38460, 43588, 54485, 65382, 76920, 87176, 108970, 130764, 163455, 217940, 261528, 326910, 435880, 653820, 1307640]

約数ペア:

[(1, 1307640), (2, 653820), (3, 435880), (4, 326910), (5, 261528), (6, 217940), (8, 163455), (10, 130764), (12, 108970), (15, 87176), (17, 76920), (20, 65382), (24, 54485), (30, 43588), (34, 38460), (40, 32691), (51, 25640), (60, 21794), (68, 19230), (85, 15384), (102, 12820), (120, 10897), (136, 9615), (170, 7692), (204, 6410), (255, 5128), (340, 3846), (408, 3205), (510, 2564), (641, 2040), (680, 1923), (1020, 1282)]