981905904

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:193

約数の個数: 270

約数和(自身を含む): 3349723104

約数和(自身を除く): 2367817200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 67, 72, 84, 93, 98, 112, 124, 126, 134, 144, 147, 168, 186, 196, 201, 217, 248, 252, 268, 279, 294, 336, 372, 392, 402, 434, 441, 469, 496, 504, 536, 558, 588, 603, 651, 744, 784, 804, 868, 882, 938, 1008, 1072, 1116, 1176, 1206, 1302, 1407, 1488, 1519, 1608, 1736, 1764, 1876, 1953, 2077, 2232, 2352, 2412, 2604, 2814, 3038, 3216, 3283, 3472, 3528, 3752, 3906, 4154, 4221, 4464, 4489, 4557, 4824, 5208, 5628, 6076, 6231, 6566, 7056, 7504, 7812, 8308, 8442, 8978, 9114, 9648, 9849, 10416, 11256, 12152, 12462, 13132, 13467, 13671, 14539, 15624, 16616, 16884, 17956, 18228, 18693, 19698, 22512, 24304, 24924, 26264, 26934, 27342, 29078, 29547, 31248, 31423, 33232, 33768, 35912, 36456, 37386, 39396, 40401, 43617, 49848, 52528, 53868, 54684, 58156, 59094, 62846, 67536, 71824, 72912, 74772, 78792, 80802, 87234, 94269, 99696, 101773, 107736, 109368, 116312, 118188, 125692, 130851, 139159, 149544, 157584, 161604, 174468, 188538, 203546, 215472, 218736, 219961, 232624, 236376, 251384, 261702, 278318, 282807, 299088, 305319, 323208, 348936, 377076, 407092, 417477, 439922, 472752, 502768, 523404, 556636, 565614, 610638, 646416, 659883, 697872, 754152, 814184, 834954, 879844, 915957, 974113, 1046808, 1113272, 1131228, 1221276, 1252431, 1319766, 1508304, 1628368, 1669908, 1759688, 1831914, 1948226, 1979649, 2093616, 2226544, 2262456, 2442552, 2504862, 2639532, 2922339, 3339816, 3519376, 3663828, 3896452, 3959298, 4524912, 4885104, 5009724, 5279064, 5844678, 6679632, 6818791, 7327656, 7792904, 7918596, 8767017, 10019448, 10558128, 11689356, 13637582, 14655312, 15585808, 15837192, 17534034, 20038896, 20456373, 23378712, 27275164, 31674384, 35068068, 40912746, 46757424, 54550328, 61369119, 70136136, 81825492, 109100656, 122738238, 140272272, 163650984, 245476476, 327301968, 490952952, 981905904]

約数ペア:

[(1, 981905904), (2, 490952952), (3, 327301968), (4, 245476476), (6, 163650984), (7, 140272272), (8, 122738238), (9, 109100656), (12, 81825492), (14, 70136136), (16, 61369119), (18, 54550328), (21, 46757424), (24, 40912746), (28, 35068068), (31, 31674384), (36, 27275164), (42, 23378712), (48, 20456373), (49, 20038896), (56, 17534034), (62, 15837192), (63, 15585808), (67, 14655312), (72, 13637582), (84, 11689356), (93, 10558128), (98, 10019448), (112, 8767017), (124, 7918596), (126, 7792904), (134, 7327656), (144, 6818791), (147, 6679632), (168, 5844678), (186, 5279064), (196, 5009724), (201, 4885104), (217, 4524912), (248, 3959298), (252, 3896452), (268, 3663828), (279, 3519376), (294, 3339816), (336, 2922339), (372, 2639532), (392, 2504862), (402, 2442552), (434, 2262456), (441, 2226544), (469, 2093616), (496, 1979649), (504, 1948226), (536, 1831914), (558, 1759688), (588, 1669908), (603, 1628368), (651, 1508304), (744, 1319766), (784, 1252431), (804, 1221276), (868, 1131228), (882, 1113272), (938, 1046808), (1008, 974113), (1072, 915957), (1116, 879844), (1176, 834954), (1206, 814184), (1302, 754152), (1407, 697872), (1488, 659883), (1519, 646416), (1608, 610638), (1736, 565614), (1764, 556636), (1876, 523404), (1953, 502768), (2077, 472752), (2232, 439922), (2352, 417477), (2412, 407092), (2604, 377076), (2814, 348936), (3038, 323208), (3216, 305319), (3283, 299088), (3472, 282807), (3528, 278318), (3752, 261702), (3906, 251384), (4154, 236376), (4221, 232624), (4464, 219961), (4489, 218736), (4557, 215472), (4824, 203546), (5208, 188538), (5628, 174468), (6076, 161604), (6231, 157584), (6566, 149544), (7056, 139159), (7504, 130851), (7812, 125692), (8308, 118188), (8442, 116312), (8978, 109368), (9114, 107736), (9648, 101773), (9849, 99696), (10416, 94269), (11256, 87234), (12152, 80802), (12462, 78792), (13132, 74772), (13467, 72912), (13671, 71824), (14539, 67536), (15624, 62846), (16616, 59094), (16884, 58156), (17956, 54684), (18228, 53868), (18693, 52528), (19698, 49848), (22512, 43617), (24304, 40401), (24924, 39396), (26264, 37386), (26934, 36456), (27342, 35912), (29078, 33768), (29547, 33232), (31248, 31423)]