647834928

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{45139}}^1$

素因数の和:45186

約数の個数: 80

約数和(自身を含む): 1880712960

約数和(自身を除く): 1232878032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1794, 2392, 3588, 4784, 7176, 14352, 45139, 90278, 135417, 180556, 270834, 361112, 541668, 586807, 722224, 1038197, 1083336, 1173614, 1760421, 2076394, 2166672, 2347228, 3114591, 3520842, 4152788, 4694456, 6229182, 7041684, 8305576, 9388912, 12458364, 13496561, 14083368, 16611152, 24916728, 26993122, 28166736, 40489683, 49833456, 53986244, 80979366, 107972488, 161958732, 215944976, 323917464, 647834928]

約数ペア:

[(1, 647834928), (2, 323917464), (3, 215944976), (4, 161958732), (6, 107972488), (8, 80979366), (12, 53986244), (13, 49833456), (16, 40489683), (23, 28166736), (24, 26993122), (26, 24916728), (39, 16611152), (46, 14083368), (48, 13496561), (52, 12458364), (69, 9388912), (78, 8305576), (92, 7041684), (104, 6229182), (138, 4694456), (156, 4152788), (184, 3520842), (208, 3114591), (276, 2347228), (299, 2166672), (312, 2076394), (368, 1760421), (552, 1173614), (598, 1083336), (624, 1038197), (897, 722224), (1104, 586807), (1196, 541668), (1794, 361112), (2392, 270834), (3588, 180556), (4784, 135417), (7176, 90278), (14352, 45139)]