205133700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{2861}}^1$

素因数の和:3117

約数の個数: 72

約数和(自身を含む): 596211840

約数和(自身を除く): 391078140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 239, 300, 478, 717, 956, 1195, 1434, 2390, 2861, 2868, 3585, 4780, 5722, 5975, 7170, 8583, 11444, 11950, 14305, 14340, 17166, 17925, 23900, 28610, 34332, 35850, 42915, 57220, 71525, 71700, 85830, 143050, 171660, 214575, 286100, 429150, 683779, 858300, 1367558, 2051337, 2735116, 3418895, 4102674, 6837790, 8205348, 10256685, 13675580, 17094475, 20513370, 34188950, 41026740, 51283425, 68377900, 102566850, 205133700]

約数ペア:

[(1, 205133700), (2, 102566850), (3, 68377900), (4, 51283425), (5, 41026740), (6, 34188950), (10, 20513370), (12, 17094475), (15, 13675580), (20, 10256685), (25, 8205348), (30, 6837790), (50, 4102674), (60, 3418895), (75, 2735116), (100, 2051337), (150, 1367558), (239, 858300), (300, 683779), (478, 429150), (717, 286100), (956, 214575), (1195, 171660), (1434, 143050), (2390, 85830), (2861, 71700), (2868, 71525), (3585, 57220), (4780, 42915), (5722, 35850), (5975, 34332), (7170, 28610), (8583, 23900), (11444, 17925), (11950, 17166), (14305, 14340)]