218988640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{829}}^1$

素因数の和:984

約数の個数: 96

約数和(自身を含む): 562222080

約数和(自身を除く): 343233440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 127, 130, 160, 208, 254, 260, 416, 508, 520, 635, 829, 1016, 1040, 1270, 1651, 1658, 2032, 2080, 2540, 3302, 3316, 4064, 4145, 5080, 6604, 6632, 8255, 8290, 10160, 10777, 13208, 13264, 16510, 16580, 20320, 21554, 26416, 26528, 33020, 33160, 43108, 52832, 53885, 66040, 66320, 86216, 105283, 107770, 132080, 132640, 172432, 210566, 215540, 264160, 344864, 421132, 431080, 526415, 842264, 862160, 1052830, 1368679, 1684528, 1724320, 2105660, 2737358, 3369056, 4211320, 5474716, 6843395, 8422640, 10949432, 13686790, 16845280, 21898864, 27373580, 43797728, 54747160, 109494320, 218988640]

約数ペア:

[(1, 218988640), (2, 109494320), (4, 54747160), (5, 43797728), (8, 27373580), (10, 21898864), (13, 16845280), (16, 13686790), (20, 10949432), (26, 8422640), (32, 6843395), (40, 5474716), (52, 4211320), (65, 3369056), (80, 2737358), (104, 2105660), (127, 1724320), (130, 1684528), (160, 1368679), (208, 1052830), (254, 862160), (260, 842264), (416, 526415), (508, 431080), (520, 421132), (635, 344864), (829, 264160), (1016, 215540), (1040, 210566), (1270, 172432), (1651, 132640), (1658, 132080), (2032, 107770), (2080, 105283), (2540, 86216), (3302, 66320), (3316, 66040), (4064, 53885), (4145, 52832), (5080, 43108), (6604, 33160), (6632, 33020), (8255, 26528), (8290, 26416), (10160, 21554), (10777, 20320), (13208, 16580), (13264, 16510)]