74909820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^2$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 222908112

約数和(自身を除く): 147998292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 271, 340, 510, 542, 813, 1020, 1084, 1355, 1626, 2710, 3252, 4065, 4607, 5420, 8130, 9214, 13821, 16260, 18428, 23035, 27642, 46070, 55284, 69105, 73441, 92140, 138210, 146882, 220323, 276420, 293764, 367205, 440646, 734410, 881292, 1101615, 1248497, 1468820, 2203230, 2496994, 3745491, 4406460, 4993988, 6242485, 7490982, 12484970, 14981964, 18727455, 24969940, 37454910, 74909820]

約数ペア:

[(1, 74909820), (2, 37454910), (3, 24969940), (4, 18727455), (5, 14981964), (6, 12484970), (10, 7490982), (12, 6242485), (15, 4993988), (17, 4406460), (20, 3745491), (30, 2496994), (34, 2203230), (51, 1468820), (60, 1248497), (68, 1101615), (85, 881292), (102, 734410), (170, 440646), (204, 367205), (255, 293764), (271, 276420), (340, 220323), (510, 146882), (542, 138210), (813, 92140), (1020, 73441), (1084, 69105), (1355, 55284), (1626, 46070), (2710, 27642), (3252, 23035), (4065, 18428), (4607, 16260), (5420, 13821), (8130, 9214)]