261269736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:304

約数の個数: 256

約数和(自身を含む): 882524160

約数和(自身を除く): 621254424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 31, 34, 39, 42, 51, 52, 56, 62, 68, 78, 84, 91, 93, 102, 104, 119, 124, 136, 156, 168, 182, 186, 204, 217, 221, 227, 238, 248, 273, 312, 357, 364, 372, 403, 408, 434, 442, 454, 476, 527, 546, 651, 663, 681, 714, 728, 744, 806, 868, 884, 908, 952, 1054, 1092, 1209, 1302, 1326, 1362, 1428, 1547, 1581, 1589, 1612, 1736, 1768, 1816, 2108, 2184, 2418, 2604, 2652, 2724, 2821, 2856, 2951, 3094, 3162, 3178, 3224, 3689, 3859, 4216, 4641, 4767, 4836, 5208, 5304, 5448, 5642, 5902, 6188, 6324, 6356, 6851, 7037, 7378, 7718, 8463, 8853, 9282, 9534, 9672, 11067, 11284, 11577, 11804, 12376, 12648, 12712, 13702, 14074, 14756, 15436, 16926, 17706, 18564, 19068, 20553, 20657, 21111, 22134, 22568, 23154, 23608, 27013, 27404, 28148, 29512, 30872, 33852, 35412, 37128, 38136, 41106, 41314, 42222, 44268, 46308, 47957, 49259, 50167, 54026, 54808, 56296, 61971, 67704, 70824, 81039, 82212, 82628, 84444, 88536, 91481, 92616, 95914, 98518, 100334, 108052, 119629, 123942, 143871, 147777, 150501, 162078, 164424, 165256, 168888, 182962, 191828, 197036, 200668, 216104, 239258, 247884, 274443, 287742, 295554, 301002, 324156, 351169, 358887, 365924, 383656, 394072, 401336, 478516, 495768, 548886, 575484, 591108, 602004, 640367, 648312, 702338, 717774, 731848, 837403, 957032, 1053507, 1097772, 1150968, 1182216, 1204008, 1280734, 1404676, 1435548, 1555177, 1674806, 1921101, 2107014, 2195544, 2512209, 2561468, 2809352, 2871096, 3110354, 3349612, 3842202, 4214028, 4665531, 5024418, 5122936, 6220708, 6699224, 7684404, 8428056, 9331062, 10048836, 10886239, 12441416, 15368808, 18662124, 20097672, 21772478, 32658717, 37324248, 43544956, 65317434, 87089912, 130634868, 261269736]

約数ペア:

[(1, 261269736), (2, 130634868), (3, 87089912), (4, 65317434), (6, 43544956), (7, 37324248), (8, 32658717), (12, 21772478), (13, 20097672), (14, 18662124), (17, 15368808), (21, 12441416), (24, 10886239), (26, 10048836), (28, 9331062), (31, 8428056), (34, 7684404), (39, 6699224), (42, 6220708), (51, 5122936), (52, 5024418), (56, 4665531), (62, 4214028), (68, 3842202), (78, 3349612), (84, 3110354), (91, 2871096), (93, 2809352), (102, 2561468), (104, 2512209), (119, 2195544), (124, 2107014), (136, 1921101), (156, 1674806), (168, 1555177), (182, 1435548), (186, 1404676), (204, 1280734), (217, 1204008), (221, 1182216), (227, 1150968), (238, 1097772), (248, 1053507), (273, 957032), (312, 837403), (357, 731848), (364, 717774), (372, 702338), (403, 648312), (408, 640367), (434, 602004), (442, 591108), (454, 575484), (476, 548886), (527, 495768), (546, 478516), (651, 401336), (663, 394072), (681, 383656), (714, 365924), (728, 358887), (744, 351169), (806, 324156), (868, 301002), (884, 295554), (908, 287742), (952, 274443), (1054, 247884), (1092, 239258), (1209, 216104), (1302, 200668), (1326, 197036), (1362, 191828), (1428, 182962), (1547, 168888), (1581, 165256), (1589, 164424), (1612, 162078), (1736, 150501), (1768, 147777), (1816, 143871), (2108, 123942), (2184, 119629), (2418, 108052), (2604, 100334), (2652, 98518), (2724, 95914), (2821, 92616), (2856, 91481), (2951, 88536), (3094, 84444), (3162, 82628), (3178, 82212), (3224, 81039), (3689, 70824), (3859, 67704), (4216, 61971), (4641, 56296), (4767, 54808), (4836, 54026), (5208, 50167), (5304, 49259), (5448, 47957), (5642, 46308), (5902, 44268), (6188, 42222), (6324, 41314), (6356, 41106), (6851, 38136), (7037, 37128), (7378, 35412), (7718, 33852), (8463, 30872), (8853, 29512), (9282, 28148), (9534, 27404), (9672, 27013), (11067, 23608), (11284, 23154), (11577, 22568), (11804, 22134), (12376, 21111), (12648, 20657), (12712, 20553), (13702, 19068), (14074, 18564), (14756, 17706), (15436, 16926)]