218837388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 658070784

約数和(自身を除く): 439233396

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 37, 42, 44, 66, 74, 77, 84, 111, 132, 148, 154, 173, 222, 231, 259, 308, 346, 407, 444, 462, 518, 519, 692, 777, 814, 924, 1036, 1038, 1211, 1221, 1369, 1554, 1628, 1903, 2076, 2422, 2442, 2738, 2849, 3108, 3633, 3806, 4107, 4844, 4884, 5476, 5698, 5709, 6401, 7266, 7612, 8214, 8547, 9583, 11396, 11418, 12802, 13321, 14532, 15059, 16428, 17094, 19166, 19203, 22836, 25604, 26642, 28749, 30118, 34188, 38332, 38406, 39963, 44807, 45177, 53284, 57498, 60236, 70411, 76812, 79926, 89614, 90354, 105413, 114996, 134421, 140822, 159852, 179228, 180708, 210826, 211233, 236837, 268842, 281644, 316239, 421652, 422466, 473674, 492877, 537684, 632478, 710511, 844932, 947348, 985754, 1264956, 1421022, 1478631, 1657859, 1971508, 2605207, 2842044, 2957262, 3315718, 4973577, 5210414, 5914524, 6631436, 7815621, 9947154, 10420828, 15631242, 18236449, 19894308, 31262484, 36472898, 54709347, 72945796, 109418694, 218837388]

約数ペア:

[(1, 218837388), (2, 109418694), (3, 72945796), (4, 54709347), (6, 36472898), (7, 31262484), (11, 19894308), (12, 18236449), (14, 15631242), (21, 10420828), (22, 9947154), (28, 7815621), (33, 6631436), (37, 5914524), (42, 5210414), (44, 4973577), (66, 3315718), (74, 2957262), (77, 2842044), (84, 2605207), (111, 1971508), (132, 1657859), (148, 1478631), (154, 1421022), (173, 1264956), (222, 985754), (231, 947348), (259, 844932), (308, 710511), (346, 632478), (407, 537684), (444, 492877), (462, 473674), (518, 422466), (519, 421652), (692, 316239), (777, 281644), (814, 268842), (924, 236837), (1036, 211233), (1038, 210826), (1211, 180708), (1221, 179228), (1369, 159852), (1554, 140822), (1628, 134421), (1903, 114996), (2076, 105413), (2422, 90354), (2442, 89614), (2738, 79926), (2849, 76812), (3108, 70411), (3633, 60236), (3806, 57498), (4107, 53284), (4844, 45177), (4884, 44807), (5476, 39963), (5698, 38406), (5709, 38332), (6401, 34188), (7266, 30118), (7612, 28749), (8214, 26642), (8547, 25604), (9583, 22836), (11396, 19203), (11418, 19166), (12802, 17094), (13321, 16428), (14532, 15059)]