1328220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 4140864

約数和(自身を除く): 2812644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 157, 180, 188, 235, 282, 314, 423, 470, 471, 564, 628, 705, 785, 846, 940, 942, 1410, 1413, 1570, 1692, 1884, 2115, 2355, 2820, 2826, 3140, 4230, 4710, 5652, 7065, 7379, 8460, 9420, 14130, 14758, 22137, 28260, 29516, 36895, 44274, 66411, 73790, 88548, 110685, 132822, 147580, 221370, 265644, 332055, 442740, 664110, 1328220]

約数ペア:

[(1, 1328220), (2, 664110), (3, 442740), (4, 332055), (5, 265644), (6, 221370), (9, 147580), (10, 132822), (12, 110685), (15, 88548), (18, 73790), (20, 66411), (30, 44274), (36, 36895), (45, 29516), (47, 28260), (60, 22137), (90, 14758), (94, 14130), (141, 9420), (157, 8460), (180, 7379), (188, 7065), (235, 5652), (282, 4710), (314, 4230), (423, 3140), (470, 2826), (471, 2820), (564, 2355), (628, 2115), (705, 1884), (785, 1692), (846, 1570), (940, 1413), (942, 1410)]