18252180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3271}}^1$

素因数の和:3317

約数の個数: 72

約数和(自身を含む): 57168384

約数和(自身を除く): 38916204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3271, 5580, 6542, 9813, 13084, 16355, 19626, 29439, 32710, 39252, 49065, 58878, 65420, 98130, 101401, 117756, 147195, 196260, 202802, 294390, 304203, 405604, 507005, 588780, 608406, 912609, 1014010, 1216812, 1521015, 1825218, 2028020, 3042030, 3650436, 4563045, 6084060, 9126090, 18252180]

約数ペア:

[(1, 18252180), (2, 9126090), (3, 6084060), (4, 4563045), (5, 3650436), (6, 3042030), (9, 2028020), (10, 1825218), (12, 1521015), (15, 1216812), (18, 1014010), (20, 912609), (30, 608406), (31, 588780), (36, 507005), (45, 405604), (60, 304203), (62, 294390), (90, 202802), (93, 196260), (124, 147195), (155, 117756), (180, 101401), (186, 98130), (279, 65420), (310, 58878), (372, 49065), (465, 39252), (558, 32710), (620, 29439), (930, 19626), (1116, 16355), (1395, 13084), (1860, 9813), (2790, 6542), (3271, 5580)]