219998448

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:471

約数の個数: 120

約数和(自身を含む): 638777568

約数和(自身を除く): 418779120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 157, 222, 263, 296, 314, 333, 444, 471, 526, 592, 628, 666, 789, 888, 942, 1052, 1256, 1332, 1413, 1578, 1776, 1884, 2104, 2367, 2512, 2664, 2826, 3156, 3768, 4208, 4734, 5328, 5652, 5809, 6312, 7536, 9468, 9731, 11304, 11618, 12624, 17427, 18936, 19462, 22608, 23236, 29193, 34854, 37872, 38924, 41291, 46472, 52281, 58386, 69708, 77848, 82582, 87579, 92944, 104562, 116772, 123873, 139416, 155696, 165164, 175158, 209124, 233544, 247746, 278832, 330328, 350316, 371619, 418248, 467088, 495492, 660656, 700632, 743238, 836496, 990984, 1401264, 1486476, 1527767, 1981968, 2972952, 3055534, 4583301, 5945904, 6111068, 9166602, 12222136, 13749903, 18333204, 24444272, 27499806, 36666408, 54999612, 73332816, 109999224, 219998448]

約数ペア:

[(1, 219998448), (2, 109999224), (3, 73332816), (4, 54999612), (6, 36666408), (8, 27499806), (9, 24444272), (12, 18333204), (16, 13749903), (18, 12222136), (24, 9166602), (36, 6111068), (37, 5945904), (48, 4583301), (72, 3055534), (74, 2972952), (111, 1981968), (144, 1527767), (148, 1486476), (157, 1401264), (222, 990984), (263, 836496), (296, 743238), (314, 700632), (333, 660656), (444, 495492), (471, 467088), (526, 418248), (592, 371619), (628, 350316), (666, 330328), (789, 278832), (888, 247746), (942, 233544), (1052, 209124), (1256, 175158), (1332, 165164), (1413, 155696), (1578, 139416), (1776, 123873), (1884, 116772), (2104, 104562), (2367, 92944), (2512, 87579), (2664, 82582), (2826, 77848), (3156, 69708), (3768, 58386), (4208, 52281), (4734, 46472), (5328, 41291), (5652, 38924), (5809, 37872), (6312, 34854), (7536, 29193), (9468, 23236), (9731, 22608), (11304, 19462), (11618, 18936), (12624, 17427)]