221389320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{4817}}^1$

素因数の和:5214

約数の個数: 64

約数和(自身を含む): 666040320

約数和(自身を除く): 444651000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 383, 766, 1149, 1532, 1915, 2298, 3064, 3830, 4596, 4817, 5745, 7660, 9192, 9634, 11490, 14451, 15320, 19268, 22980, 24085, 28902, 38536, 45960, 48170, 57804, 72255, 96340, 115608, 144510, 192680, 289020, 578040, 1844911, 3689822, 5534733, 7379644, 9224555, 11069466, 14759288, 18449110, 22138932, 27673665, 36898220, 44277864, 55347330, 73796440, 110694660, 221389320]

約数ペア:

[(1, 221389320), (2, 110694660), (3, 73796440), (4, 55347330), (5, 44277864), (6, 36898220), (8, 27673665), (10, 22138932), (12, 18449110), (15, 14759288), (20, 11069466), (24, 9224555), (30, 7379644), (40, 5534733), (60, 3689822), (120, 1844911), (383, 578040), (766, 289020), (1149, 192680), (1532, 144510), (1915, 115608), (2298, 96340), (3064, 72255), (3830, 57804), (4596, 48170), (4817, 45960), (5745, 38536), (7660, 28902), (9192, 24085), (9634, 22980), (11490, 19268), (14451, 15320)]