221983488

素因数分解:

$2^8\times 3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 216

約数和(自身を含む): 688746240

約数和(自身を除く): 466762752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 59, 64, 69, 71, 72, 92, 96, 118, 128, 138, 142, 144, 177, 184, 192, 207, 213, 236, 256, 276, 284, 288, 354, 368, 384, 414, 426, 472, 531, 552, 568, 576, 639, 708, 736, 768, 828, 852, 944, 1062, 1104, 1136, 1152, 1278, 1357, 1416, 1472, 1633, 1656, 1704, 1888, 2124, 2208, 2272, 2304, 2556, 2714, 2832, 2944, 3266, 3312, 3408, 3776, 4071, 4189, 4248, 4416, 4544, 4899, 5112, 5428, 5664, 5888, 6532, 6624, 6816, 7552, 8142, 8378, 8496, 8832, 9088, 9798, 10224, 10856, 11328, 12213, 12567, 13064, 13248, 13632, 14697, 15104, 16284, 16756, 16992, 17664, 18176, 19596, 20448, 21712, 22656, 24426, 25134, 26128, 26496, 27264, 29394, 32568, 33512, 33984, 37701, 39192, 40896, 43424, 45312, 48852, 50268, 52256, 52992, 54528, 58788, 65136, 67024, 67968, 75402, 78384, 81792, 86848, 96347, 97704, 100536, 104512, 117576, 130272, 134048, 135936, 150804, 156768, 163584, 173696, 192694, 195408, 201072, 209024, 235152, 260544, 268096, 289041, 301608, 313536, 347392, 385388, 390816, 402144, 418048, 470304, 521088, 536192, 578082, 603216, 627072, 770776, 781632, 804288, 867123, 940608, 1042176, 1072384, 1156164, 1206432, 1254144, 1541552, 1563264, 1608576, 1734246, 1881216, 2312328, 2412864, 3083104, 3126528, 3217152, 3468492, 3762432, 4624656, 4825728, 6166208, 6936984, 9249312, 9651456, 12332416, 13873968, 18498624, 24664832, 27747936, 36997248, 55495872, 73994496, 110991744, 221983488]

約数ペア:

[(1, 221983488), (2, 110991744), (3, 73994496), (4, 55495872), (6, 36997248), (8, 27747936), (9, 24664832), (12, 18498624), (16, 13873968), (18, 12332416), (23, 9651456), (24, 9249312), (32, 6936984), (36, 6166208), (46, 4825728), (48, 4624656), (59, 3762432), (64, 3468492), (69, 3217152), (71, 3126528), (72, 3083104), (92, 2412864), (96, 2312328), (118, 1881216), (128, 1734246), (138, 1608576), (142, 1563264), (144, 1541552), (177, 1254144), (184, 1206432), (192, 1156164), (207, 1072384), (213, 1042176), (236, 940608), (256, 867123), (276, 804288), (284, 781632), (288, 770776), (354, 627072), (368, 603216), (384, 578082), (414, 536192), (426, 521088), (472, 470304), (531, 418048), (552, 402144), (568, 390816), (576, 385388), (639, 347392), (708, 313536), (736, 301608), (768, 289041), (828, 268096), (852, 260544), (944, 235152), (1062, 209024), (1104, 201072), (1136, 195408), (1152, 192694), (1278, 173696), (1357, 163584), (1416, 156768), (1472, 150804), (1633, 135936), (1656, 134048), (1704, 130272), (1888, 117576), (2124, 104512), (2208, 100536), (2272, 97704), (2304, 96347), (2556, 86848), (2714, 81792), (2832, 78384), (2944, 75402), (3266, 67968), (3312, 67024), (3408, 65136), (3776, 58788), (4071, 54528), (4189, 52992), (4248, 52256), (4416, 50268), (4544, 48852), (4899, 45312), (5112, 43424), (5428, 40896), (5664, 39192), (5888, 37701), (6532, 33984), (6624, 33512), (6816, 32568), (7552, 29394), (8142, 27264), (8378, 26496), (8496, 26128), (8832, 25134), (9088, 24426), (9798, 22656), (10224, 21712), (10856, 20448), (11328, 19596), (12213, 18176), (12567, 17664), (13064, 16992), (13248, 16756), (13632, 16284), (14697, 15104)]