205127208

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:297

約数の個数: 256

約数和(自身を含む): 695520000

約数和(自身を除く): 490392792

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 29, 33, 36, 39, 44, 52, 54, 58, 66, 72, 78, 87, 88, 99, 104, 108, 116, 117, 132, 143, 156, 174, 198, 216, 229, 232, 234, 261, 264, 286, 297, 312, 319, 348, 351, 377, 396, 429, 458, 468, 522, 572, 594, 638, 687, 696, 702, 754, 783, 792, 858, 916, 936, 957, 1044, 1131, 1144, 1188, 1276, 1287, 1374, 1404, 1508, 1566, 1716, 1832, 1914, 2061, 2088, 2262, 2376, 2519, 2552, 2574, 2748, 2808, 2871, 2977, 3016, 3132, 3393, 3432, 3828, 3861, 4122, 4147, 4524, 5038, 5148, 5496, 5742, 5954, 6183, 6264, 6641, 6786, 7557, 7656, 7722, 8244, 8294, 8613, 8931, 9048, 10076, 10179, 10296, 11484, 11908, 12366, 12441, 13282, 13572, 15114, 15444, 16488, 16588, 17226, 17862, 19923, 20152, 20358, 22671, 22968, 23816, 24732, 24882, 26564, 26793, 27144, 30228, 30888, 32747, 33176, 34452, 35724, 37323, 39846, 40716, 45342, 49464, 49764, 53128, 53586, 59769, 60456, 65494, 68013, 68904, 71448, 73051, 74646, 79692, 80379, 81432, 86333, 90684, 98241, 99528, 107172, 111969, 119538, 130988, 136026, 146102, 149292, 159384, 160758, 172666, 179307, 181368, 196482, 214344, 219153, 223938, 239076, 258999, 261976, 272052, 292204, 294723, 298584, 321516, 345332, 358614, 392964, 438306, 447876, 478152, 517998, 544104, 584408, 589446, 643032, 657459, 690664, 717228, 776997, 785928, 876612, 884169, 895752, 949663, 1035996, 1178892, 1314918, 1434456, 1553994, 1753224, 1768338, 1899326, 1972377, 2071992, 2330991, 2357784, 2629836, 2848989, 3107988, 3536676, 3798652, 3944754, 4661982, 5259672, 5697978, 6215976, 7073352, 7597304, 7889508, 8546967, 9323964, 11395956, 15779016, 17093934, 18647928, 22791912, 25640901, 34187868, 51281802, 68375736, 102563604, 205127208]

約数ペア:

[(1, 205127208), (2, 102563604), (3, 68375736), (4, 51281802), (6, 34187868), (8, 25640901), (9, 22791912), (11, 18647928), (12, 17093934), (13, 15779016), (18, 11395956), (22, 9323964), (24, 8546967), (26, 7889508), (27, 7597304), (29, 7073352), (33, 6215976), (36, 5697978), (39, 5259672), (44, 4661982), (52, 3944754), (54, 3798652), (58, 3536676), (66, 3107988), (72, 2848989), (78, 2629836), (87, 2357784), (88, 2330991), (99, 2071992), (104, 1972377), (108, 1899326), (116, 1768338), (117, 1753224), (132, 1553994), (143, 1434456), (156, 1314918), (174, 1178892), (198, 1035996), (216, 949663), (229, 895752), (232, 884169), (234, 876612), (261, 785928), (264, 776997), (286, 717228), (297, 690664), (312, 657459), (319, 643032), (348, 589446), (351, 584408), (377, 544104), (396, 517998), (429, 478152), (458, 447876), (468, 438306), (522, 392964), (572, 358614), (594, 345332), (638, 321516), (687, 298584), (696, 294723), (702, 292204), (754, 272052), (783, 261976), (792, 258999), (858, 239076), (916, 223938), (936, 219153), (957, 214344), (1044, 196482), (1131, 181368), (1144, 179307), (1188, 172666), (1276, 160758), (1287, 159384), (1374, 149292), (1404, 146102), (1508, 136026), (1566, 130988), (1716, 119538), (1832, 111969), (1914, 107172), (2061, 99528), (2088, 98241), (2262, 90684), (2376, 86333), (2519, 81432), (2552, 80379), (2574, 79692), (2748, 74646), (2808, 73051), (2871, 71448), (2977, 68904), (3016, 68013), (3132, 65494), (3393, 60456), (3432, 59769), (3828, 53586), (3861, 53128), (4122, 49764), (4147, 49464), (4524, 45342), (5038, 40716), (5148, 39846), (5496, 37323), (5742, 35724), (5954, 34452), (6183, 33176), (6264, 32747), (6641, 30888), (6786, 30228), (7557, 27144), (7656, 26793), (7722, 26564), (8244, 24882), (8294, 24732), (8613, 23816), (8931, 22968), (9048, 22671), (10076, 20358), (10179, 20152), (10296, 19923), (11484, 17862), (11908, 17226), (12366, 16588), (12441, 16488), (13282, 15444), (13572, 15114)]