31371540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 92897280

約数和(自身を除く): 61525740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 127, 138, 179, 230, 254, 276, 345, 358, 381, 460, 508, 537, 635, 690, 716, 762, 895, 1074, 1270, 1380, 1524, 1790, 1905, 2148, 2540, 2685, 2921, 3580, 3810, 4117, 5370, 5842, 7620, 8234, 8763, 10740, 11684, 12351, 14605, 16468, 17526, 20585, 22733, 24702, 29210, 35052, 41170, 43815, 45466, 49404, 58420, 61755, 68199, 82340, 87630, 90932, 113665, 123510, 136398, 175260, 227330, 247020, 272796, 340995, 454660, 522859, 681990, 1045718, 1363980, 1568577, 2091436, 2614295, 3137154, 5228590, 6274308, 7842885, 10457180, 15685770, 31371540]

約数ペア:

[(1, 31371540), (2, 15685770), (3, 10457180), (4, 7842885), (5, 6274308), (6, 5228590), (10, 3137154), (12, 2614295), (15, 2091436), (20, 1568577), (23, 1363980), (30, 1045718), (46, 681990), (60, 522859), (69, 454660), (92, 340995), (115, 272796), (127, 247020), (138, 227330), (179, 175260), (230, 136398), (254, 123510), (276, 113665), (345, 90932), (358, 87630), (381, 82340), (460, 68199), (508, 61755), (537, 58420), (635, 49404), (690, 45466), (716, 43815), (762, 41170), (895, 35052), (1074, 29210), (1270, 24702), (1380, 22733), (1524, 20585), (1790, 17526), (1905, 16468), (2148, 14605), (2540, 12351), (2685, 11684), (2921, 10740), (3580, 8763), (3810, 8234), (4117, 7620), (5370, 5842)]