261112380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1777}}^1$

素因数の和:1899

約数の個数: 96

約数和(自身を含む): 764682240

約数和(自身を除く): 503569860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 79, 93, 124, 155, 158, 186, 237, 310, 316, 372, 395, 465, 474, 620, 790, 930, 948, 1185, 1580, 1777, 1860, 2370, 2449, 3554, 4740, 4898, 5331, 7108, 7347, 8885, 9796, 10662, 12245, 14694, 17770, 21324, 24490, 26655, 29388, 35540, 36735, 48980, 53310, 55087, 73470, 106620, 110174, 140383, 146940, 165261, 220348, 275435, 280766, 330522, 421149, 550870, 561532, 661044, 701915, 826305, 842298, 1101740, 1403830, 1652610, 1684596, 2105745, 2807660, 3305220, 4211490, 4351873, 8422980, 8703746, 13055619, 17407492, 21759365, 26111238, 43518730, 52222476, 65278095, 87037460, 130556190, 261112380]

約数ペア:

[(1, 261112380), (2, 130556190), (3, 87037460), (4, 65278095), (5, 52222476), (6, 43518730), (10, 26111238), (12, 21759365), (15, 17407492), (20, 13055619), (30, 8703746), (31, 8422980), (60, 4351873), (62, 4211490), (79, 3305220), (93, 2807660), (124, 2105745), (155, 1684596), (158, 1652610), (186, 1403830), (237, 1101740), (310, 842298), (316, 826305), (372, 701915), (395, 661044), (465, 561532), (474, 550870), (620, 421149), (790, 330522), (930, 280766), (948, 275435), (1185, 220348), (1580, 165261), (1777, 146940), (1860, 140383), (2370, 110174), (2449, 106620), (3554, 73470), (4740, 55087), (4898, 53310), (5331, 48980), (7108, 36735), (7347, 35540), (8885, 29388), (9796, 26655), (10662, 24490), (12245, 21324), (14694, 17770)]