2222880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 7656768

約数和(自身を除く): 5433888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 421, 440, 480, 528, 660, 842, 880, 1056, 1263, 1320, 1684, 1760, 2105, 2526, 2640, 3368, 4210, 4631, 5052, 5280, 6315, 6736, 8420, 9262, 10104, 12630, 13472, 13893, 16840, 18524, 20208, 23155, 25260, 27786, 33680, 37048, 40416, 46310, 50520, 55572, 67360, 69465, 74096, 92620, 101040, 111144, 138930, 148192, 185240, 202080, 222288, 277860, 370480, 444576, 555720, 740960, 1111440, 2222880]

約数ペア:

[(1, 2222880), (2, 1111440), (3, 740960), (4, 555720), (5, 444576), (6, 370480), (8, 277860), (10, 222288), (11, 202080), (12, 185240), (15, 148192), (16, 138930), (20, 111144), (22, 101040), (24, 92620), (30, 74096), (32, 69465), (33, 67360), (40, 55572), (44, 50520), (48, 46310), (55, 40416), (60, 37048), (66, 33680), (80, 27786), (88, 25260), (96, 23155), (110, 20208), (120, 18524), (132, 16840), (160, 13893), (165, 13472), (176, 12630), (220, 10104), (240, 9262), (264, 8420), (330, 6736), (352, 6315), (421, 5280), (440, 5052), (480, 4631), (528, 4210), (660, 3368), (842, 2640), (880, 2526), (1056, 2105), (1263, 1760), (1320, 1684)]