23710140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 72465120

約数和(自身を除く): 48754980

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, 839, 942, 1413, 1570, 1678, 1884, 2355, 2517, 2826, 3140, 3356, 4195, 4710, 5034, 5652, 7065, 7551, 8390, 9420, 10068, 12585, 14130, 15102, 16780, 25170, 28260, 30204, 37755, 50340, 75510, 131723, 151020, 263446, 395169, 526892, 658615, 790338, 1185507, 1317230, 1580676, 1975845, 2371014, 2634460, 3951690, 4742028, 5927535, 7903380, 11855070, 23710140]

約数ペア:

[(1, 23710140), (2, 11855070), (3, 7903380), (4, 5927535), (5, 4742028), (6, 3951690), (9, 2634460), (10, 2371014), (12, 1975845), (15, 1580676), (18, 1317230), (20, 1185507), (30, 790338), (36, 658615), (45, 526892), (60, 395169), (90, 263446), (157, 151020), (180, 131723), (314, 75510), (471, 50340), (628, 37755), (785, 30204), (839, 28260), (942, 25170), (1413, 16780), (1570, 15102), (1678, 14130), (1884, 12585), (2355, 10068), (2517, 9420), (2826, 8390), (3140, 7551), (3356, 7065), (4195, 5652), (4710, 5034)]