61271820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4663}}^1$

素因数の和:4751

約数の個数: 72

約数和(自身を含む): 188444256

約数和(自身を除く): 127172436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 4663, 6570, 9326, 13140, 13989, 18652, 23315, 27978, 41967, 46630, 55956, 69945, 83934, 93260, 139890, 167868, 209835, 279780, 340399, 419670, 680798, 839340, 1021197, 1361596, 1701995, 2042394, 3063591, 3403990, 4084788, 5105985, 6127182, 6807980, 10211970, 12254364, 15317955, 20423940, 30635910, 61271820]

約数ペア:

[(1, 61271820), (2, 30635910), (3, 20423940), (4, 15317955), (5, 12254364), (6, 10211970), (9, 6807980), (10, 6127182), (12, 5105985), (15, 4084788), (18, 3403990), (20, 3063591), (30, 2042394), (36, 1701995), (45, 1361596), (60, 1021197), (73, 839340), (90, 680798), (146, 419670), (180, 340399), (219, 279780), (292, 209835), (365, 167868), (438, 139890), (657, 93260), (730, 83934), (876, 69945), (1095, 55956), (1314, 46630), (1460, 41967), (2190, 27978), (2628, 23315), (3285, 18652), (4380, 13989), (4663, 13140), (6570, 9326)]