218461740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8527}}^1$

素因数の和:8607

約数の個数: 96

約数和(自身を含む): 710621184

約数和(自身を除く): 492159444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2135, 2562, 3660, 4270, 5124, 6405, 8527, 8540, 12810, 17054, 25581, 25620, 34108, 42635, 51162, 59689, 85270, 102324, 119378, 127905, 170540, 179067, 238756, 255810, 298445, 358134, 511620, 520147, 596890, 716268, 895335, 1040294, 1193780, 1560441, 1790670, 2080588, 2600735, 3120882, 3581340, 3641029, 5201470, 6241764, 7282058, 7802205, 10402940, 10923087, 14564116, 15604410, 18205145, 21846174, 31208820, 36410290, 43692348, 54615435, 72820580, 109230870, 218461740]

約数ペア:

[(1, 218461740), (2, 109230870), (3, 72820580), (4, 54615435), (5, 43692348), (6, 36410290), (7, 31208820), (10, 21846174), (12, 18205145), (14, 15604410), (15, 14564116), (20, 10923087), (21, 10402940), (28, 7802205), (30, 7282058), (35, 6241764), (42, 5201470), (60, 3641029), (61, 3581340), (70, 3120882), (84, 2600735), (105, 2080588), (122, 1790670), (140, 1560441), (183, 1193780), (210, 1040294), (244, 895335), (305, 716268), (366, 596890), (420, 520147), (427, 511620), (610, 358134), (732, 298445), (854, 255810), (915, 238756), (1220, 179067), (1281, 170540), (1708, 127905), (1830, 119378), (2135, 102324), (2562, 85270), (3660, 59689), (4270, 51162), (5124, 42635), (6405, 34108), (8527, 25620), (8540, 25581), (12810, 17054)]