220557888

素因数分解:

$2^6\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 168

約数和(自身を含む): 662513280

約数和(自身を除く): 441955392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 79, 96, 111, 131, 144, 148, 158, 192, 222, 237, 262, 288, 296, 316, 333, 393, 444, 474, 524, 576, 592, 632, 666, 711, 786, 888, 948, 1048, 1179, 1184, 1264, 1332, 1422, 1572, 1776, 1896, 2096, 2358, 2368, 2528, 2664, 2844, 2923, 3144, 3552, 3792, 4192, 4716, 4847, 5056, 5328, 5688, 5846, 6288, 7104, 7584, 8384, 8769, 9432, 9694, 10349, 10656, 11376, 11692, 12576, 14541, 15168, 17538, 18864, 19388, 20698, 21312, 22752, 23384, 25152, 26307, 29082, 31047, 35076, 37728, 38776, 41396, 43623, 45504, 46768, 52614, 58164, 62094, 70152, 75456, 77552, 82792, 87246, 93141, 93536, 105228, 116328, 124188, 140304, 155104, 165584, 174492, 186282, 187072, 210456, 232656, 248376, 280608, 310208, 331168, 348984, 372564, 382913, 420912, 465312, 496752, 561216, 662336, 697968, 745128, 765826, 841824, 930624, 993504, 1148739, 1395936, 1490256, 1531652, 1683648, 1987008, 2297478, 2791872, 2980512, 3063304, 3446217, 4594956, 5961024, 6126608, 6892434, 9189912, 12253216, 13784868, 18379824, 24506432, 27569736, 36759648, 55139472, 73519296, 110278944, 220557888]

約数ペア:

[(1, 220557888), (2, 110278944), (3, 73519296), (4, 55139472), (6, 36759648), (8, 27569736), (9, 24506432), (12, 18379824), (16, 13784868), (18, 12253216), (24, 9189912), (32, 6892434), (36, 6126608), (37, 5961024), (48, 4594956), (64, 3446217), (72, 3063304), (74, 2980512), (79, 2791872), (96, 2297478), (111, 1987008), (131, 1683648), (144, 1531652), (148, 1490256), (158, 1395936), (192, 1148739), (222, 993504), (237, 930624), (262, 841824), (288, 765826), (296, 745128), (316, 697968), (333, 662336), (393, 561216), (444, 496752), (474, 465312), (524, 420912), (576, 382913), (592, 372564), (632, 348984), (666, 331168), (711, 310208), (786, 280608), (888, 248376), (948, 232656), (1048, 210456), (1179, 187072), (1184, 186282), (1264, 174492), (1332, 165584), (1422, 155104), (1572, 140304), (1776, 124188), (1896, 116328), (2096, 105228), (2358, 93536), (2368, 93141), (2528, 87246), (2664, 82792), (2844, 77552), (2923, 75456), (3144, 70152), (3552, 62094), (3792, 58164), (4192, 52614), (4716, 46768), (4847, 45504), (5056, 43623), (5328, 41396), (5688, 38776), (5846, 37728), (6288, 35076), (7104, 31047), (7584, 29082), (8384, 26307), (8769, 25152), (9432, 23384), (9694, 22752), (10349, 21312), (10656, 20698), (11376, 19388), (11692, 18864), (12576, 17538), (14541, 15168)]