206405388

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 645550080

約数和(自身を除く): 439144692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 47, 54, 63, 74, 84, 94, 108, 111, 126, 141, 148, 157, 188, 189, 222, 252, 259, 282, 314, 329, 333, 378, 423, 444, 471, 518, 564, 628, 658, 666, 756, 777, 846, 942, 987, 999, 1036, 1099, 1269, 1316, 1332, 1413, 1554, 1692, 1739, 1884, 1974, 1998, 2198, 2331, 2538, 2826, 2961, 3108, 3297, 3478, 3948, 3996, 4239, 4396, 4662, 5076, 5217, 5652, 5809, 5922, 6594, 6956, 6993, 7379, 8478, 8883, 9324, 9891, 10434, 11618, 11844, 12173, 13188, 13986, 14758, 15651, 16956, 17427, 17766, 19782, 20868, 22137, 23236, 24346, 27972, 29516, 29673, 31302, 34854, 35532, 36519, 39564, 40663, 44274, 46953, 48692, 51653, 52281, 59346, 62604, 66411, 69708, 73038, 81326, 88548, 93906, 103306, 104562, 109557, 118692, 121989, 132822, 146076, 154959, 156843, 162652, 187812, 199233, 206612, 209124, 219114, 243978, 265644, 273023, 309918, 313686, 328671, 365967, 398466, 438228, 464877, 487956, 546046, 619836, 627372, 657342, 731934, 796932, 819069, 929754, 1092092, 1097901, 1314684, 1394631, 1463868, 1638138, 1859508, 1911161, 2195802, 2457207, 2789262, 3276276, 3822322, 4391604, 4914414, 5578524, 5733483, 7371621, 7644644, 9828828, 11466966, 14743242, 17200449, 22933932, 29486484, 34400898, 51601347, 68801796, 103202694, 206405388]

約数ペア:

[(1, 206405388), (2, 103202694), (3, 68801796), (4, 51601347), (6, 34400898), (7, 29486484), (9, 22933932), (12, 17200449), (14, 14743242), (18, 11466966), (21, 9828828), (27, 7644644), (28, 7371621), (36, 5733483), (37, 5578524), (42, 4914414), (47, 4391604), (54, 3822322), (63, 3276276), (74, 2789262), (84, 2457207), (94, 2195802), (108, 1911161), (111, 1859508), (126, 1638138), (141, 1463868), (148, 1394631), (157, 1314684), (188, 1097901), (189, 1092092), (222, 929754), (252, 819069), (259, 796932), (282, 731934), (314, 657342), (329, 627372), (333, 619836), (378, 546046), (423, 487956), (444, 464877), (471, 438228), (518, 398466), (564, 365967), (628, 328671), (658, 313686), (666, 309918), (756, 273023), (777, 265644), (846, 243978), (942, 219114), (987, 209124), (999, 206612), (1036, 199233), (1099, 187812), (1269, 162652), (1316, 156843), (1332, 154959), (1413, 146076), (1554, 132822), (1692, 121989), (1739, 118692), (1884, 109557), (1974, 104562), (1998, 103306), (2198, 93906), (2331, 88548), (2538, 81326), (2826, 73038), (2961, 69708), (3108, 66411), (3297, 62604), (3478, 59346), (3948, 52281), (3996, 51653), (4239, 48692), (4396, 46953), (4662, 44274), (5076, 40663), (5217, 39564), (5652, 36519), (5809, 35532), (5922, 34854), (6594, 31302), (6956, 29673), (6993, 29516), (7379, 27972), (8478, 24346), (8883, 23236), (9324, 22137), (9891, 20868), (10434, 19782), (11618, 17766), (11844, 17427), (12173, 16956), (13188, 15651), (13986, 14758)]