9862740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 30193800

約数和(自身を除く): 20331060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 349, 471, 628, 698, 785, 942, 1047, 1396, 1413, 1570, 1745, 1884, 2094, 2355, 2826, 3140, 3141, 3490, 4188, 4710, 5235, 5652, 6282, 6980, 7065, 9420, 10470, 12564, 14130, 15705, 20940, 28260, 31410, 54793, 62820, 109586, 164379, 219172, 273965, 328758, 493137, 547930, 657516, 821895, 986274, 1095860, 1643790, 1972548, 2465685, 3287580, 4931370, 9862740]

約数ペア:

[(1, 9862740), (2, 4931370), (3, 3287580), (4, 2465685), (5, 1972548), (6, 1643790), (9, 1095860), (10, 986274), (12, 821895), (15, 657516), (18, 547930), (20, 493137), (30, 328758), (36, 273965), (45, 219172), (60, 164379), (90, 109586), (157, 62820), (180, 54793), (314, 31410), (349, 28260), (471, 20940), (628, 15705), (698, 14130), (785, 12564), (942, 10470), (1047, 9420), (1396, 7065), (1413, 6980), (1570, 6282), (1745, 5652), (1884, 5235), (2094, 4710), (2355, 4188), (2826, 3490), (3140, 3141)]