29720100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 86675008

約数和(自身を除く): 56954908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 157, 300, 314, 471, 628, 631, 785, 942, 1262, 1570, 1884, 1893, 2355, 2524, 3140, 3155, 3786, 3925, 4710, 6310, 7572, 7850, 9420, 9465, 11775, 12620, 15700, 15775, 18930, 23550, 31550, 37860, 47100, 47325, 63100, 94650, 99067, 189300, 198134, 297201, 396268, 495335, 594402, 990670, 1188804, 1486005, 1981340, 2476675, 2972010, 4953350, 5944020, 7430025, 9906700, 14860050, 29720100]

約数ペア:

[(1, 29720100), (2, 14860050), (3, 9906700), (4, 7430025), (5, 5944020), (6, 4953350), (10, 2972010), (12, 2476675), (15, 1981340), (20, 1486005), (25, 1188804), (30, 990670), (50, 594402), (60, 495335), (75, 396268), (100, 297201), (150, 198134), (157, 189300), (300, 99067), (314, 94650), (471, 63100), (628, 47325), (631, 47100), (785, 37860), (942, 31550), (1262, 23550), (1570, 18930), (1884, 15775), (1893, 15700), (2355, 12620), (2524, 11775), (3140, 9465), (3155, 9420), (3786, 7850), (3925, 7572), (4710, 6310)]