211659140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{823}}^1$

素因数の和:1017

約数の個数: 96

約数和(自身を含む): 558157824

約数和(自身を除く): 346498684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 167, 220, 308, 334, 385, 668, 770, 823, 835, 1169, 1540, 1646, 1670, 1837, 2338, 3292, 3340, 3674, 4115, 4676, 5761, 5845, 7348, 8230, 9053, 9185, 11522, 11690, 12859, 16460, 18106, 18370, 23044, 23380, 25718, 28805, 36212, 36740, 45265, 51436, 57610, 63371, 64295, 90530, 115220, 126742, 128590, 137441, 181060, 253484, 257180, 274882, 316855, 549764, 633710, 687205, 962087, 1267420, 1374410, 1511851, 1924174, 2748820, 3023702, 3848348, 4810435, 6047404, 7559255, 9620870, 10582957, 15118510, 19241740, 21165914, 30237020, 42331828, 52914785, 105829570, 211659140]

約数ペア:

[(1, 211659140), (2, 105829570), (4, 52914785), (5, 42331828), (7, 30237020), (10, 21165914), (11, 19241740), (14, 15118510), (20, 10582957), (22, 9620870), (28, 7559255), (35, 6047404), (44, 4810435), (55, 3848348), (70, 3023702), (77, 2748820), (110, 1924174), (140, 1511851), (154, 1374410), (167, 1267420), (220, 962087), (308, 687205), (334, 633710), (385, 549764), (668, 316855), (770, 274882), (823, 257180), (835, 253484), (1169, 181060), (1540, 137441), (1646, 128590), (1670, 126742), (1837, 115220), (2338, 90530), (3292, 64295), (3340, 63371), (3674, 57610), (4115, 51436), (4676, 45265), (5761, 36740), (5845, 36212), (7348, 28805), (8230, 25718), (9053, 23380), (9185, 23044), (11522, 18370), (11690, 18106), (12859, 16460)]