2221320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 6765120

約数和(自身を除く): 4543800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 173, 214, 321, 346, 428, 519, 535, 642, 692, 856, 865, 1038, 1070, 1284, 1384, 1605, 1730, 2076, 2140, 2568, 2595, 3210, 3460, 4152, 4280, 5190, 6420, 6920, 10380, 12840, 18511, 20760, 37022, 55533, 74044, 92555, 111066, 148088, 185110, 222132, 277665, 370220, 444264, 555330, 740440, 1110660, 2221320]

約数ペア:

[(1, 2221320), (2, 1110660), (3, 740440), (4, 555330), (5, 444264), (6, 370220), (8, 277665), (10, 222132), (12, 185110), (15, 148088), (20, 111066), (24, 92555), (30, 74044), (40, 55533), (60, 37022), (107, 20760), (120, 18511), (173, 12840), (214, 10380), (321, 6920), (346, 6420), (428, 5190), (519, 4280), (535, 4152), (642, 3460), (692, 3210), (856, 2595), (865, 2568), (1038, 2140), (1070, 2076), (1284, 1730), (1384, 1605)]