813428520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{165331}}^1$

素因数の和:165386

約数の個数: 64

約数和(自身を含む): 2499819840

約数和(自身を除く): 1686391320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 165331, 330662, 495993, 661324, 826655, 991986, 1322648, 1653310, 1983972, 2479965, 3306620, 3967944, 4959930, 6613240, 6778571, 9919860, 13557142, 19839720, 20335713, 27114284, 33892855, 40671426, 54228568, 67785710, 81342852, 101678565, 135571420, 162685704, 203357130, 271142840, 406714260, 813428520]

約数ペア:

[(1, 813428520), (2, 406714260), (3, 271142840), (4, 203357130), (5, 162685704), (6, 135571420), (8, 101678565), (10, 81342852), (12, 67785710), (15, 54228568), (20, 40671426), (24, 33892855), (30, 27114284), (40, 20335713), (41, 19839720), (60, 13557142), (82, 9919860), (120, 6778571), (123, 6613240), (164, 4959930), (205, 3967944), (246, 3306620), (328, 2479965), (410, 1983972), (492, 1653310), (615, 1322648), (820, 991986), (984, 826655), (1230, 661324), (1640, 495993), (2460, 330662), (4920, 165331)]