220118880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{919}}^1$

素因数の和:1436

約数の個数: 96

約数和(自身を含む): 695520000

約数和(自身を除く): 475401120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 499, 919, 998, 1497, 1838, 1996, 2495, 2757, 2994, 3676, 3992, 4595, 4990, 5514, 5988, 7352, 7485, 7984, 9190, 9980, 11028, 11976, 13785, 14704, 14970, 15968, 18380, 19960, 22056, 23952, 27570, 29408, 29940, 36760, 39920, 44112, 47904, 55140, 59880, 73520, 79840, 88224, 110280, 119760, 147040, 220560, 239520, 441120, 458581, 917162, 1375743, 1834324, 2292905, 2751486, 3668648, 4585810, 5502972, 6878715, 7337296, 9171620, 11005944, 13757430, 14674592, 18343240, 22011888, 27514860, 36686480, 44023776, 55029720, 73372960, 110059440, 220118880]

約数ペア:

[(1, 220118880), (2, 110059440), (3, 73372960), (4, 55029720), (5, 44023776), (6, 36686480), (8, 27514860), (10, 22011888), (12, 18343240), (15, 14674592), (16, 13757430), (20, 11005944), (24, 9171620), (30, 7337296), (32, 6878715), (40, 5502972), (48, 4585810), (60, 3668648), (80, 2751486), (96, 2292905), (120, 1834324), (160, 1375743), (240, 917162), (480, 458581), (499, 441120), (919, 239520), (998, 220560), (1497, 147040), (1838, 119760), (1996, 110280), (2495, 88224), (2757, 79840), (2994, 73520), (3676, 59880), (3992, 55140), (4595, 47904), (4990, 44112), (5514, 39920), (5988, 36760), (7352, 29940), (7485, 29408), (7984, 27570), (9190, 23952), (9980, 22056), (11028, 19960), (11976, 18380), (13785, 15968), (14704, 14970)]