428373480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{209987}}^1$

素因数の和:210018

約数の個数: 64

約数和(自身を含む): 1360722240

約数和(自身を除く): 932348760

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, 680, 1020, 2040, 209987, 419974, 629961, 839948, 1049935, 1259922, 1679896, 2099870, 2519844, 3149805, 3569779, 4199740, 5039688, 6299610, 7139558, 8399480, 10709337, 12599220, 14279116, 17848895, 21418674, 25198440, 28558232, 35697790, 42837348, 53546685, 71395580, 85674696, 107093370, 142791160, 214186740, 428373480]

約数ペア:

[(1, 428373480), (2, 214186740), (3, 142791160), (4, 107093370), (5, 85674696), (6, 71395580), (8, 53546685), (10, 42837348), (12, 35697790), (15, 28558232), (17, 25198440), (20, 21418674), (24, 17848895), (30, 14279116), (34, 12599220), (40, 10709337), (51, 8399480), (60, 7139558), (68, 6299610), (85, 5039688), (102, 4199740), (120, 3569779), (136, 3149805), (170, 2519844), (204, 2099870), (255, 1679896), (340, 1259922), (408, 1049935), (510, 839948), (680, 629961), (1020, 419974), (2040, 209987)]