21486000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{3581}}^1$

素因数の和:3607

約数の個数: 80

約数和(自身を含む): 69290208

約数和(自身を除く): 47804208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 2000, 3000, 3581, 6000, 7162, 10743, 14324, 17905, 21486, 28648, 35810, 42972, 53715, 57296, 71620, 85944, 89525, 107430, 143240, 171888, 179050, 214860, 268575, 286480, 358100, 429720, 447625, 537150, 716200, 859440, 895250, 1074300, 1342875, 1432400, 1790500, 2148600, 2685750, 3581000, 4297200, 5371500, 7162000, 10743000, 21486000]

約数ペア:

[(1, 21486000), (2, 10743000), (3, 7162000), (4, 5371500), (5, 4297200), (6, 3581000), (8, 2685750), (10, 2148600), (12, 1790500), (15, 1432400), (16, 1342875), (20, 1074300), (24, 895250), (25, 859440), (30, 716200), (40, 537150), (48, 447625), (50, 429720), (60, 358100), (75, 286480), (80, 268575), (100, 214860), (120, 179050), (125, 171888), (150, 143240), (200, 107430), (240, 89525), (250, 85944), (300, 71620), (375, 57296), (400, 53715), (500, 42972), (600, 35810), (750, 28648), (1000, 21486), (1200, 17905), (1500, 14324), (2000, 10743), (3000, 7162), (3581, 6000)]