157656420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2311}}^1$

素因数の和:2705

約数の個数: 72

約数和(自身を含む): 479693760

約数和(自身を除く): 322037340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 1137, 1516, 1895, 2274, 2311, 3411, 3790, 4548, 4622, 5685, 6822, 6933, 7580, 9244, 11370, 11555, 13644, 13866, 17055, 20799, 22740, 23110, 27732, 34110, 34665, 41598, 46220, 68220, 69330, 83196, 103995, 138660, 207990, 415980, 875869, 1751738, 2627607, 3503476, 4379345, 5255214, 7882821, 8758690, 10510428, 13138035, 15765642, 17517380, 26276070, 31531284, 39414105, 52552140, 78828210, 157656420]

約数ペア:

[(1, 157656420), (2, 78828210), (3, 52552140), (4, 39414105), (5, 31531284), (6, 26276070), (9, 17517380), (10, 15765642), (12, 13138035), (15, 10510428), (18, 8758690), (20, 7882821), (30, 5255214), (36, 4379345), (45, 3503476), (60, 2627607), (90, 1751738), (180, 875869), (379, 415980), (758, 207990), (1137, 138660), (1516, 103995), (1895, 83196), (2274, 69330), (2311, 68220), (3411, 46220), (3790, 41598), (4548, 34665), (4622, 34110), (5685, 27732), (6822, 23110), (6933, 22740), (7580, 20799), (9244, 17055), (11370, 13866), (11555, 13644)]