217065060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{7681}}^1$

素因数の和:7853

約数の個数: 72

約数和(自身を含む): 662710776

約数和(自身を除く): 445645716

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, 5652, 7065, 7681, 9420, 14130, 15362, 23043, 28260, 30724, 38405, 46086, 69129, 76810, 92172, 115215, 138258, 153620, 230430, 276516, 345645, 460860, 691290, 1205917, 1382580, 2411834, 3617751, 4823668, 6029585, 7235502, 10853253, 12059170, 14471004, 18088755, 21706506, 24118340, 36177510, 43413012, 54266265, 72355020, 108532530, 217065060]

約数ペア:

[(1, 217065060), (2, 108532530), (3, 72355020), (4, 54266265), (5, 43413012), (6, 36177510), (9, 24118340), (10, 21706506), (12, 18088755), (15, 14471004), (18, 12059170), (20, 10853253), (30, 7235502), (36, 6029585), (45, 4823668), (60, 3617751), (90, 2411834), (157, 1382580), (180, 1205917), (314, 691290), (471, 460860), (628, 345645), (785, 276516), (942, 230430), (1413, 153620), (1570, 138258), (1884, 115215), (2355, 92172), (2826, 76810), (3140, 69129), (4710, 46086), (5652, 38405), (7065, 30724), (7681, 28260), (9420, 23043), (14130, 15362)]