187499620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1253

約数の個数: 96

約数和(自身を含む): 495855360

約数和(自身を除く): 308355740

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 109, 110, 140, 154, 218, 220, 308, 385, 436, 545, 763, 770, 1090, 1117, 1199, 1526, 1540, 2180, 2234, 2398, 3052, 3815, 4468, 4796, 5585, 5995, 7630, 7819, 8393, 11170, 11990, 12287, 15260, 15638, 16786, 22340, 23980, 24574, 31276, 33572, 39095, 41965, 49148, 61435, 78190, 83930, 86009, 121753, 122870, 156380, 167860, 172018, 243506, 245740, 344036, 430045, 487012, 608765, 852271, 860090, 1217530, 1339283, 1704542, 1720180, 2435060, 2678566, 3409084, 4261355, 5357132, 6696415, 8522710, 9374981, 13392830, 17045420, 18749962, 26785660, 37499924, 46874905, 93749810, 187499620]

約数ペア:

[(1, 187499620), (2, 93749810), (4, 46874905), (5, 37499924), (7, 26785660), (10, 18749962), (11, 17045420), (14, 13392830), (20, 9374981), (22, 8522710), (28, 6696415), (35, 5357132), (44, 4261355), (55, 3409084), (70, 2678566), (77, 2435060), (109, 1720180), (110, 1704542), (140, 1339283), (154, 1217530), (218, 860090), (220, 852271), (308, 608765), (385, 487012), (436, 430045), (545, 344036), (763, 245740), (770, 243506), (1090, 172018), (1117, 167860), (1199, 156380), (1526, 122870), (1540, 121753), (2180, 86009), (2234, 83930), (2398, 78190), (3052, 61435), (3815, 49148), (4468, 41965), (4796, 39095), (5585, 33572), (5995, 31276), (7630, 24574), (7819, 23980), (8393, 22340), (11170, 16786), (11990, 15638), (12287, 15260)]