31113810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:193

約数の個数: 192

約数和(自身を含む): 103783680

約数和(自身を除く): 72669870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 29, 30, 35, 39, 42, 45, 58, 63, 65, 70, 78, 87, 90, 91, 105, 117, 126, 130, 131, 145, 174, 182, 195, 203, 210, 234, 261, 262, 273, 290, 315, 377, 390, 393, 406, 435, 455, 522, 546, 585, 609, 630, 655, 754, 786, 819, 870, 910, 917, 1015, 1131, 1170, 1179, 1218, 1305, 1310, 1365, 1638, 1703, 1827, 1834, 1885, 1965, 2030, 2262, 2358, 2610, 2639, 2730, 2751, 3045, 3393, 3406, 3654, 3770, 3799, 3930, 4095, 4585, 5109, 5278, 5502, 5655, 5895, 6090, 6786, 7598, 7917, 8190, 8253, 8515, 9135, 9170, 10218, 11310, 11397, 11790, 11921, 13195, 13755, 15327, 15834, 16506, 16965, 17030, 18270, 18995, 22794, 23751, 23842, 25545, 26390, 26593, 27510, 30654, 33930, 34191, 35763, 37990, 39585, 41265, 47502, 49387, 51090, 53186, 56985, 59605, 68382, 71526, 76635, 79170, 79779, 82530, 98774, 107289, 113970, 118755, 119210, 132965, 148161, 153270, 159558, 170955, 178815, 214578, 237510, 239337, 246935, 265930, 296322, 341910, 345709, 357630, 398895, 444483, 478674, 493870, 536445, 691418, 740805, 797790, 888966, 1037127, 1072890, 1196685, 1481610, 1728545, 2074254, 2222415, 2393370, 3111381, 3457090, 4444830, 5185635, 6222762, 10371270, 15556905, 31113810]

約数ペア:

[(1, 31113810), (2, 15556905), (3, 10371270), (5, 6222762), (6, 5185635), (7, 4444830), (9, 3457090), (10, 3111381), (13, 2393370), (14, 2222415), (15, 2074254), (18, 1728545), (21, 1481610), (26, 1196685), (29, 1072890), (30, 1037127), (35, 888966), (39, 797790), (42, 740805), (45, 691418), (58, 536445), (63, 493870), (65, 478674), (70, 444483), (78, 398895), (87, 357630), (90, 345709), (91, 341910), (105, 296322), (117, 265930), (126, 246935), (130, 239337), (131, 237510), (145, 214578), (174, 178815), (182, 170955), (195, 159558), (203, 153270), (210, 148161), (234, 132965), (261, 119210), (262, 118755), (273, 113970), (290, 107289), (315, 98774), (377, 82530), (390, 79779), (393, 79170), (406, 76635), (435, 71526), (455, 68382), (522, 59605), (546, 56985), (585, 53186), (609, 51090), (630, 49387), (655, 47502), (754, 41265), (786, 39585), (819, 37990), (870, 35763), (910, 34191), (917, 33930), (1015, 30654), (1131, 27510), (1170, 26593), (1179, 26390), (1218, 25545), (1305, 23842), (1310, 23751), (1365, 22794), (1638, 18995), (1703, 18270), (1827, 17030), (1834, 16965), (1885, 16506), (1965, 15834), (2030, 15327), (2262, 13755), (2358, 13195), (2610, 11921), (2639, 11790), (2730, 11397), (2751, 11310), (3045, 10218), (3393, 9170), (3406, 9135), (3654, 8515), (3770, 8253), (3799, 8190), (3930, 7917), (4095, 7598), (4585, 6786), (5109, 6090), (5278, 5895), (5502, 5655)]