21966480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{30509}}^1$

素因数の和:30528

約数の個数: 60

約数和(自身を含む): 73773180

約数和(自身を除く): 51806700

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, 30509, 61018, 91527, 122036, 152545, 183054, 244072, 274581, 305090, 366108, 457635, 488144, 549162, 610180, 732216, 915270, 1098324, 1220360, 1372905, 1464432, 1830540, 2196648, 2440720, 2745810, 3661080, 4393296, 5491620, 7322160, 10983240, 21966480]

約数ペア:

[(1, 21966480), (2, 10983240), (3, 7322160), (4, 5491620), (5, 4393296), (6, 3661080), (8, 2745810), (9, 2440720), (10, 2196648), (12, 1830540), (15, 1464432), (16, 1372905), (18, 1220360), (20, 1098324), (24, 915270), (30, 732216), (36, 610180), (40, 549162), (45, 488144), (48, 457635), (60, 366108), (72, 305090), (80, 274581), (90, 244072), (120, 183054), (144, 152545), (180, 122036), (240, 91527), (360, 61018), (720, 30509)]