40908960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{28409}}^1$

素因数の和:28430

約数の個数: 72

約数和(自身を含む): 139606740

約数和(自身を除く): 98697780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 28409, 56818, 85227, 113636, 142045, 170454, 227272, 255681, 284090, 340908, 426135, 454544, 511362, 568180, 681816, 852270, 909088, 1022724, 1136360, 1278405, 1363632, 1704540, 2045448, 2272720, 2556810, 2727264, 3409080, 4090896, 4545440, 5113620, 6818160, 8181792, 10227240, 13636320, 20454480, 40908960]

約数ペア:

[(1, 40908960), (2, 20454480), (3, 13636320), (4, 10227240), (5, 8181792), (6, 6818160), (8, 5113620), (9, 4545440), (10, 4090896), (12, 3409080), (15, 2727264), (16, 2556810), (18, 2272720), (20, 2045448), (24, 1704540), (30, 1363632), (32, 1278405), (36, 1136360), (40, 1022724), (45, 909088), (48, 852270), (60, 681816), (72, 568180), (80, 511362), (90, 454544), (96, 426135), (120, 340908), (144, 284090), (160, 255681), (180, 227272), (240, 170454), (288, 142045), (360, 113636), (480, 85227), (720, 56818), (1440, 28409)]