157040820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5557}}^1$

素因数の和:5729

約数の個数: 72

約数和(自身を含む): 479477544

約数和(自身を除く): 322436724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5557, 5652, 7065, 9420, 11114, 14130, 16671, 22228, 27785, 28260, 33342, 50013, 55570, 66684, 83355, 100026, 111140, 166710, 200052, 250065, 333420, 500130, 872449, 1000260, 1744898, 2617347, 3489796, 4362245, 5234694, 7852041, 8724490, 10469388, 13086735, 15704082, 17448980, 26173470, 31408164, 39260205, 52346940, 78520410, 157040820]

約数ペア:

[(1, 157040820), (2, 78520410), (3, 52346940), (4, 39260205), (5, 31408164), (6, 26173470), (9, 17448980), (10, 15704082), (12, 13086735), (15, 10469388), (18, 8724490), (20, 7852041), (30, 5234694), (36, 4362245), (45, 3489796), (60, 2617347), (90, 1744898), (157, 1000260), (180, 872449), (314, 500130), (471, 333420), (628, 250065), (785, 200052), (942, 166710), (1413, 111140), (1570, 100026), (1884, 83355), (2355, 66684), (2826, 55570), (3140, 50013), (4710, 33342), (5557, 28260), (5652, 27785), (7065, 22228), (9420, 16671), (11114, 14130)]