64144260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{971}}^1$

素因数の和:1353

約数の個数: 72

約数和(自身を含む): 195302016

約数和(自身を除く): 131157756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 734, 971, 1101, 1468, 1835, 1942, 2202, 2913, 3303, 3670, 3884, 4404, 4855, 5505, 5826, 6606, 7340, 8739, 9710, 11010, 11652, 13212, 14565, 16515, 17478, 19420, 22020, 29130, 33030, 34956, 43695, 58260, 66060, 87390, 174780, 356357, 712714, 1069071, 1425428, 1781785, 2138142, 3207213, 3563570, 4276284, 5345355, 6414426, 7127140, 10690710, 12828852, 16036065, 21381420, 32072130, 64144260]

約数ペア:

[(1, 64144260), (2, 32072130), (3, 21381420), (4, 16036065), (5, 12828852), (6, 10690710), (9, 7127140), (10, 6414426), (12, 5345355), (15, 4276284), (18, 3563570), (20, 3207213), (30, 2138142), (36, 1781785), (45, 1425428), (60, 1069071), (90, 712714), (180, 356357), (367, 174780), (734, 87390), (971, 66060), (1101, 58260), (1468, 43695), (1835, 34956), (1942, 33030), (2202, 29130), (2913, 22020), (3303, 19420), (3670, 17478), (3884, 16515), (4404, 14565), (4855, 13212), (5505, 11652), (5826, 11010), (6606, 9710), (7340, 8739)]