21220800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{4421}}^1$

素因数の和:4446

約数の個数: 84

約数和(自身を含む): 69637656

約数和(自身を除く): 48416856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 150, 160, 192, 200, 240, 300, 320, 400, 480, 600, 800, 960, 1200, 1600, 2400, 4421, 4800, 8842, 13263, 17684, 22105, 26526, 35368, 44210, 53052, 66315, 70736, 88420, 106104, 110525, 132630, 141472, 176840, 212208, 221050, 265260, 282944, 331575, 353680, 424416, 442100, 530520, 663150, 707360, 848832, 884200, 1061040, 1326300, 1414720, 1768400, 2122080, 2652600, 3536800, 4244160, 5305200, 7073600, 10610400, 21220800]

約数ペア:

[(1, 21220800), (2, 10610400), (3, 7073600), (4, 5305200), (5, 4244160), (6, 3536800), (8, 2652600), (10, 2122080), (12, 1768400), (15, 1414720), (16, 1326300), (20, 1061040), (24, 884200), (25, 848832), (30, 707360), (32, 663150), (40, 530520), (48, 442100), (50, 424416), (60, 353680), (64, 331575), (75, 282944), (80, 265260), (96, 221050), (100, 212208), (120, 176840), (150, 141472), (160, 132630), (192, 110525), (200, 106104), (240, 88420), (300, 70736), (320, 66315), (400, 53052), (480, 44210), (600, 35368), (800, 26526), (960, 22105), (1200, 17684), (1600, 13263), (2400, 8842), (4421, 4800)]