165719180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 403443264

約数和(自身を除く): 237724084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 47, 55, 62, 94, 110, 121, 124, 155, 188, 220, 235, 242, 310, 341, 470, 484, 517, 605, 620, 682, 940, 1034, 1210, 1364, 1457, 1705, 2068, 2209, 2420, 2585, 2914, 3410, 3751, 4418, 5170, 5687, 5828, 6820, 7285, 7502, 8836, 10340, 11045, 11374, 14570, 15004, 16027, 18755, 22090, 22748, 24299, 28435, 29140, 32054, 37510, 44180, 48598, 56870, 64108, 68479, 75020, 80135, 97196, 113740, 121495, 136958, 160270, 176297, 242990, 267289, 273916, 320540, 342395, 352594, 485980, 534578, 684790, 705188, 753269, 881485, 1069156, 1336445, 1369580, 1506538, 1762970, 2672890, 3013076, 3525940, 3766345, 5345780, 7532690, 8285959, 15065380, 16571918, 33143836, 41429795, 82859590, 165719180]

約数ペア:

[(1, 165719180), (2, 82859590), (4, 41429795), (5, 33143836), (10, 16571918), (11, 15065380), (20, 8285959), (22, 7532690), (31, 5345780), (44, 3766345), (47, 3525940), (55, 3013076), (62, 2672890), (94, 1762970), (110, 1506538), (121, 1369580), (124, 1336445), (155, 1069156), (188, 881485), (220, 753269), (235, 705188), (242, 684790), (310, 534578), (341, 485980), (470, 352594), (484, 342395), (517, 320540), (605, 273916), (620, 267289), (682, 242990), (940, 176297), (1034, 160270), (1210, 136958), (1364, 121495), (1457, 113740), (1705, 97196), (2068, 80135), (2209, 75020), (2420, 68479), (2585, 64108), (2914, 56870), (3410, 48598), (3751, 44180), (4418, 37510), (5170, 32054), (5687, 29140), (5828, 28435), (6820, 24299), (7285, 22748), (7502, 22090), (8836, 18755), (10340, 16027), (11045, 15004), (11374, 14570)]