18472140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2503}}^1$

素因数の和:2559

約数の個数: 72

約数和(自身を含む): 57421728

約数和(自身を除く): 38949588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 2503, 3690, 5006, 7380, 7509, 10012, 12515, 15018, 22527, 25030, 30036, 37545, 45054, 50060, 75090, 90108, 102623, 112635, 150180, 205246, 225270, 307869, 410492, 450540, 513115, 615738, 923607, 1026230, 1231476, 1539345, 1847214, 2052460, 3078690, 3694428, 4618035, 6157380, 9236070, 18472140]

約数ペア:

[(1, 18472140), (2, 9236070), (3, 6157380), (4, 4618035), (5, 3694428), (6, 3078690), (9, 2052460), (10, 1847214), (12, 1539345), (15, 1231476), (18, 1026230), (20, 923607), (30, 615738), (36, 513115), (41, 450540), (45, 410492), (60, 307869), (82, 225270), (90, 205246), (123, 150180), (164, 112635), (180, 102623), (205, 90108), (246, 75090), (369, 50060), (410, 45054), (492, 37545), (615, 30036), (738, 25030), (820, 22527), (1230, 15018), (1476, 12515), (1845, 10012), (2460, 7509), (2503, 7380), (3690, 5006)]