67456840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8069}}^1$

素因数の和:8110

約数の個数: 64

約数和(自身を含む): 174312000

約数和(自身を除く): 106855160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8069, 8360, 16138, 32276, 40345, 64552, 80690, 88759, 153311, 161380, 177518, 306622, 322760, 355036, 443795, 613244, 710072, 766555, 887590, 1226488, 1533110, 1686421, 1775180, 3066220, 3372842, 3550360, 6132440, 6745684, 8432105, 13491368, 16864210, 33728420, 67456840]

約数ペア:

[(1, 67456840), (2, 33728420), (4, 16864210), (5, 13491368), (8, 8432105), (10, 6745684), (11, 6132440), (19, 3550360), (20, 3372842), (22, 3066220), (38, 1775180), (40, 1686421), (44, 1533110), (55, 1226488), (76, 887590), (88, 766555), (95, 710072), (110, 613244), (152, 443795), (190, 355036), (209, 322760), (220, 306622), (380, 177518), (418, 161380), (440, 153311), (760, 88759), (836, 80690), (1045, 64552), (1672, 40345), (2090, 32276), (4180, 16138), (8069, 8360)]