30490360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 72069120

約数和(自身を除く): 41578760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 367, 536, 620, 670, 734, 1240, 1340, 1468, 1835, 2077, 2680, 2936, 3670, 4154, 7340, 8308, 10385, 11377, 14680, 16616, 20770, 22754, 24589, 41540, 45508, 49178, 56885, 83080, 91016, 98356, 113770, 122945, 196712, 227540, 245890, 455080, 491780, 762259, 983560, 1524518, 3049036, 3811295, 6098072, 7622590, 15245180, 30490360]

約数ペア:

[(1, 30490360), (2, 15245180), (4, 7622590), (5, 6098072), (8, 3811295), (10, 3049036), (20, 1524518), (31, 983560), (40, 762259), (62, 491780), (67, 455080), (124, 245890), (134, 227540), (155, 196712), (248, 122945), (268, 113770), (310, 98356), (335, 91016), (367, 83080), (536, 56885), (620, 49178), (670, 45508), (734, 41540), (1240, 24589), (1340, 22754), (1468, 20770), (1835, 16616), (2077, 14680), (2680, 11377), (2936, 10385), (3670, 8308), (4154, 7340)]