64568240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 164989440

約数和(自身を除く): 100421200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 239, 307, 440, 478, 614, 880, 956, 1195, 1228, 1535, 1912, 2390, 2456, 2629, 3070, 3377, 3824, 4780, 4912, 5258, 6140, 6754, 9560, 10516, 12280, 13145, 13508, 16885, 19120, 21032, 24560, 26290, 27016, 33770, 42064, 52580, 54032, 67540, 73373, 105160, 135080, 146746, 210320, 270160, 293492, 366865, 586984, 733730, 807103, 1173968, 1467460, 1614206, 2934920, 3228412, 4035515, 5869840, 6456824, 8071030, 12913648, 16142060, 32284120, 64568240]

約数ペア:

[(1, 64568240), (2, 32284120), (4, 16142060), (5, 12913648), (8, 8071030), (10, 6456824), (11, 5869840), (16, 4035515), (20, 3228412), (22, 2934920), (40, 1614206), (44, 1467460), (55, 1173968), (80, 807103), (88, 733730), (110, 586984), (176, 366865), (220, 293492), (239, 270160), (307, 210320), (440, 146746), (478, 135080), (614, 105160), (880, 73373), (956, 67540), (1195, 54032), (1228, 52580), (1535, 42064), (1912, 33770), (2390, 27016), (2456, 26290), (2629, 24560), (3070, 21032), (3377, 19120), (3824, 16885), (4780, 13508), (4912, 13145), (5258, 12280), (6140, 10516), (6754, 9560)]