31316156920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{4463}}^1$

素因数の和:4789

約数の個数: 128

約数和(自身を含む): 76366540800

約数和(自身を除く): 45050383880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 263, 290, 460, 526, 580, 667, 920, 1052, 1160, 1315, 1334, 2104, 2630, 2668, 3335, 4463, 5260, 5336, 6049, 6670, 7627, 8926, 10520, 12098, 13340, 15254, 17852, 22315, 24196, 26680, 30245, 30508, 35704, 38135, 44630, 48392, 60490, 61016, 76270, 89260, 102649, 120980, 129427, 152540, 175421, 178520, 205298, 241960, 258854, 305080, 350842, 410596, 513245, 517708, 647135, 701684, 821192, 877105, 1026490, 1035416, 1173769, 1294270, 1403368, 1754210, 2052980, 2347538, 2588540, 2976821, 3508420, 4105960, 4695076, 5177080, 5868845, 5953642, 7016840, 9390152, 11737690, 11907284, 14884105, 23475380, 23814568, 26996687, 29768210, 34039301, 46950760, 53993374, 59536420, 68078602, 107986748, 119072840, 134983435, 136157204, 170196505, 215973496, 269966870, 272314408, 340393010, 539933740, 680786020, 782903923, 1079867480, 1361572040, 1565807846, 3131615692, 3914519615, 6263231384, 7829039230, 15658078460, 31316156920]

約数ペア:

[(1, 31316156920), (2, 15658078460), (4, 7829039230), (5, 6263231384), (8, 3914519615), (10, 3131615692), (20, 1565807846), (23, 1361572040), (29, 1079867480), (40, 782903923), (46, 680786020), (58, 539933740), (92, 340393010), (115, 272314408), (116, 269966870), (145, 215973496), (184, 170196505), (230, 136157204), (232, 134983435), (263, 119072840), (290, 107986748), (460, 68078602), (526, 59536420), (580, 53993374), (667, 46950760), (920, 34039301), (1052, 29768210), (1160, 26996687), (1315, 23814568), (1334, 23475380), (2104, 14884105), (2630, 11907284), (2668, 11737690), (3335, 9390152), (4463, 7016840), (5260, 5953642), (5336, 5868845), (6049, 5177080), (6670, 4695076), (7627, 4105960), (8926, 3508420), (10520, 2976821), (12098, 2588540), (13340, 2347538), (15254, 2052980), (17852, 1754210), (22315, 1403368), (24196, 1294270), (26680, 1173769), (30245, 1035416), (30508, 1026490), (35704, 877105), (38135, 821192), (44630, 701684), (48392, 647135), (60490, 517708), (61016, 513245), (76270, 410596), (89260, 350842), (102649, 305080), (120980, 258854), (129427, 241960), (152540, 205298), (175421, 178520)]