209709216

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 652458240

約数和(自身を除く): 442749024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 61, 69, 72, 92, 96, 108, 122, 138, 144, 173, 183, 184, 207, 216, 244, 276, 288, 346, 366, 368, 414, 432, 488, 519, 549, 552, 621, 692, 732, 736, 828, 864, 976, 1038, 1098, 1104, 1242, 1384, 1403, 1464, 1557, 1647, 1656, 1952, 2076, 2196, 2208, 2484, 2768, 2806, 2928, 3114, 3294, 3312, 3979, 4152, 4209, 4392, 4671, 4968, 5536, 5612, 5856, 6228, 6588, 6624, 7958, 8304, 8418, 8784, 9342, 9936, 10553, 11224, 11937, 12456, 12627, 13176, 15916, 16608, 16836, 17568, 18684, 19872, 21106, 22448, 23874, 24912, 25254, 26352, 31659, 31832, 33672, 35811, 37368, 37881, 42212, 44896, 47748, 49824, 50508, 52704, 63318, 63664, 67344, 71622, 74736, 75762, 84424, 94977, 95496, 101016, 107433, 126636, 127328, 134688, 143244, 149472, 151524, 168848, 189954, 190992, 202032, 214866, 242719, 253272, 284931, 286488, 303048, 337696, 379908, 381984, 404064, 429732, 485438, 506544, 569862, 572976, 606096, 728157, 759816, 859464, 970876, 1013088, 1139724, 1145952, 1212192, 1456314, 1519632, 1718928, 1941752, 2184471, 2279448, 2912628, 3039264, 3437856, 3883504, 4368942, 4558896, 5825256, 6553413, 7767008, 8737884, 9117792, 11650512, 13106826, 17475768, 23301024, 26213652, 34951536, 52427304, 69903072, 104854608, 209709216]

約数ペア:

[(1, 209709216), (2, 104854608), (3, 69903072), (4, 52427304), (6, 34951536), (8, 26213652), (9, 23301024), (12, 17475768), (16, 13106826), (18, 11650512), (23, 9117792), (24, 8737884), (27, 7767008), (32, 6553413), (36, 5825256), (46, 4558896), (48, 4368942), (54, 3883504), (61, 3437856), (69, 3039264), (72, 2912628), (92, 2279448), (96, 2184471), (108, 1941752), (122, 1718928), (138, 1519632), (144, 1456314), (173, 1212192), (183, 1145952), (184, 1139724), (207, 1013088), (216, 970876), (244, 859464), (276, 759816), (288, 728157), (346, 606096), (366, 572976), (368, 569862), (414, 506544), (432, 485438), (488, 429732), (519, 404064), (549, 381984), (552, 379908), (621, 337696), (692, 303048), (732, 286488), (736, 284931), (828, 253272), (864, 242719), (976, 214866), (1038, 202032), (1098, 190992), (1104, 189954), (1242, 168848), (1384, 151524), (1403, 149472), (1464, 143244), (1557, 134688), (1647, 127328), (1656, 126636), (1952, 107433), (2076, 101016), (2196, 95496), (2208, 94977), (2484, 84424), (2768, 75762), (2806, 74736), (2928, 71622), (3114, 67344), (3294, 63664), (3312, 63318), (3979, 52704), (4152, 50508), (4209, 49824), (4392, 47748), (4671, 44896), (4968, 42212), (5536, 37881), (5612, 37368), (5856, 35811), (6228, 33672), (6588, 31832), (6624, 31659), (7958, 26352), (8304, 25254), (8418, 24912), (8784, 23874), (9342, 22448), (9936, 21106), (10553, 19872), (11224, 18684), (11937, 17568), (12456, 16836), (12627, 16608), (13176, 15916)]