18253260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4409}}^1$

素因数の和:4447

約数の個数: 72

約数和(自身を含む): 57788640

約数和(自身を除く): 39535380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4409, 8818, 13227, 17636, 22045, 26454, 39681, 44090, 52908, 66135, 79362, 88180, 101407, 132270, 158724, 198405, 202814, 264540, 304221, 396810, 405628, 507035, 608442, 793620, 912663, 1014070, 1216884, 1521105, 1825326, 2028140, 3042210, 3650652, 4563315, 6084420, 9126630, 18253260]

約数ペア:

[(1, 18253260), (2, 9126630), (3, 6084420), (4, 4563315), (5, 3650652), (6, 3042210), (9, 2028140), (10, 1825326), (12, 1521105), (15, 1216884), (18, 1014070), (20, 912663), (23, 793620), (30, 608442), (36, 507035), (45, 405628), (46, 396810), (60, 304221), (69, 264540), (90, 202814), (92, 198405), (115, 158724), (138, 132270), (180, 101407), (207, 88180), (230, 79362), (276, 66135), (345, 52908), (414, 44090), (460, 39681), (690, 26454), (828, 22045), (1035, 17636), (1380, 13227), (2070, 8818), (4140, 4409)]