18069720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6547}}^1$

素因数の和:6584

約数の個数: 64

約数和(自身を含む): 56574720

約数和(自身を除く): 38505000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6547, 13094, 19641, 26188, 32735, 39282, 52376, 65470, 78564, 98205, 130940, 150581, 157128, 196410, 261880, 301162, 392820, 451743, 602324, 752905, 785640, 903486, 1204648, 1505810, 1806972, 2258715, 3011620, 3613944, 4517430, 6023240, 9034860, 18069720]

約数ペア:

[(1, 18069720), (2, 9034860), (3, 6023240), (4, 4517430), (5, 3613944), (6, 3011620), (8, 2258715), (10, 1806972), (12, 1505810), (15, 1204648), (20, 903486), (23, 785640), (24, 752905), (30, 602324), (40, 451743), (46, 392820), (60, 301162), (69, 261880), (92, 196410), (115, 157128), (120, 150581), (138, 130940), (184, 98205), (230, 78564), (276, 65470), (345, 52376), (460, 39282), (552, 32735), (690, 26188), (920, 19641), (1380, 13094), (2760, 6547)]