149721840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{207947}}^1$

素因数の和:207966

約数の個数: 60

約数和(自身を含む): 502818264

約数和(自身を除く): 353096424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 207947, 415894, 623841, 831788, 1039735, 1247682, 1663576, 1871523, 2079470, 2495364, 3119205, 3327152, 3743046, 4158940, 4990728, 6238410, 7486092, 8317880, 9357615, 9981456, 12476820, 14972184, 16635760, 18715230, 24953640, 29944368, 37430460, 49907280, 74860920, 149721840]

約数ペア:

[(1, 149721840), (2, 74860920), (3, 49907280), (4, 37430460), (5, 29944368), (6, 24953640), (8, 18715230), (9, 16635760), (10, 14972184), (12, 12476820), (15, 9981456), (16, 9357615), (18, 8317880), (20, 7486092), (24, 6238410), (30, 4990728), (36, 4158940), (40, 3743046), (45, 3327152), (48, 3119205), (60, 2495364), (72, 2079470), (80, 1871523), (90, 1663576), (120, 1247682), (144, 1039735), (180, 831788), (240, 623841), (360, 415894), (720, 207947)]