18211560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3229}}^1$

素因数の和:3290

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 37602840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 3229, 5640, 6458, 9687, 12916, 16145, 19374, 25832, 32290, 38748, 48435, 64580, 77496, 96870, 129160, 151763, 193740, 303526, 387480, 455289, 607052, 758815, 910578, 1214104, 1517630, 1821156, 2276445, 3035260, 3642312, 4552890, 6070520, 9105780, 18211560]

約数ペア:

[(1, 18211560), (2, 9105780), (3, 6070520), (4, 4552890), (5, 3642312), (6, 3035260), (8, 2276445), (10, 1821156), (12, 1517630), (15, 1214104), (20, 910578), (24, 758815), (30, 607052), (40, 455289), (47, 387480), (60, 303526), (94, 193740), (120, 151763), (141, 129160), (188, 96870), (235, 77496), (282, 64580), (376, 48435), (470, 38748), (564, 32290), (705, 25832), (940, 19374), (1128, 16145), (1410, 12916), (1880, 9687), (2820, 6458), (3229, 5640)]