240154960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2777}}^1$

素因数の和:2860

約数の個数: 80

約数和(自身を含む): 595247616

約数和(自身を除く): 355092656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 47, 80, 92, 94, 115, 184, 188, 230, 235, 368, 376, 460, 470, 752, 920, 940, 1081, 1840, 1880, 2162, 2777, 3760, 4324, 5405, 5554, 8648, 10810, 11108, 13885, 17296, 21620, 22216, 27770, 43240, 44432, 55540, 63871, 86480, 111080, 127742, 130519, 222160, 255484, 261038, 319355, 510968, 522076, 638710, 652595, 1021936, 1044152, 1277420, 1305190, 2088304, 2554840, 2610380, 3001937, 5109680, 5220760, 6003874, 10441520, 12007748, 15009685, 24015496, 30019370, 48030992, 60038740, 120077480, 240154960]

約数ペア:

[(1, 240154960), (2, 120077480), (4, 60038740), (5, 48030992), (8, 30019370), (10, 24015496), (16, 15009685), (20, 12007748), (23, 10441520), (40, 6003874), (46, 5220760), (47, 5109680), (80, 3001937), (92, 2610380), (94, 2554840), (115, 2088304), (184, 1305190), (188, 1277420), (230, 1044152), (235, 1021936), (368, 652595), (376, 638710), (460, 522076), (470, 510968), (752, 319355), (920, 261038), (940, 255484), (1081, 222160), (1840, 130519), (1880, 127742), (2162, 111080), (2777, 86480), (3760, 63871), (4324, 55540), (5405, 44432), (5554, 43240), (8648, 27770), (10810, 22216), (11108, 21620), (13885, 17296)]