221079040

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 240

約数和(自身を含む): 664966368

約数和(自身を除く): 443887328

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 73, 80, 91, 104, 112, 128, 130, 140, 146, 160, 169, 182, 208, 224, 256, 260, 280, 292, 320, 338, 364, 365, 416, 448, 455, 511, 512, 520, 560, 584, 640, 676, 728, 730, 832, 845, 896, 910, 949, 1022, 1040, 1120, 1168, 1183, 1280, 1352, 1456, 1460, 1664, 1690, 1792, 1820, 1898, 2044, 2080, 2240, 2336, 2366, 2555, 2560, 2704, 2912, 2920, 3328, 3380, 3584, 3640, 3796, 4088, 4160, 4480, 4672, 4732, 4745, 5110, 5408, 5824, 5840, 5915, 6643, 6656, 6760, 7280, 7592, 8176, 8320, 8960, 9344, 9464, 9490, 10220, 10816, 11648, 11680, 11830, 12337, 13286, 13520, 14560, 15184, 16352, 16640, 17920, 18688, 18928, 18980, 20440, 21632, 23296, 23360, 23660, 24674, 26572, 27040, 29120, 30368, 32704, 33215, 33280, 37376, 37856, 37960, 40880, 43264, 46592, 46720, 47320, 49348, 53144, 54080, 58240, 60736, 61685, 65408, 66430, 75712, 75920, 81760, 86359, 86528, 93440, 94640, 98696, 106288, 108160, 116480, 121472, 123370, 130816, 132860, 151424, 151840, 163520, 172718, 186880, 189280, 197392, 212576, 216320, 232960, 242944, 246740, 261632, 265720, 302848, 303680, 327040, 345436, 378560, 394784, 425152, 431795, 432640, 485888, 493480, 531440, 605696, 607360, 654080, 690872, 757120, 789568, 850304, 863590, 986960, 1062880, 1214720, 1308160, 1381744, 1514240, 1579136, 1700608, 1727180, 1973920, 2125760, 2429440, 2763488, 3028480, 3158272, 3401216, 3454360, 3947840, 4251520, 5526976, 6316544, 6908720, 7895680, 8503040, 11053952, 13817440, 15791360, 17006080, 22107904, 27634880, 31582720, 44215808, 55269760, 110539520, 221079040]

約数ペア:

[(1, 221079040), (2, 110539520), (4, 55269760), (5, 44215808), (7, 31582720), (8, 27634880), (10, 22107904), (13, 17006080), (14, 15791360), (16, 13817440), (20, 11053952), (26, 8503040), (28, 7895680), (32, 6908720), (35, 6316544), (40, 5526976), (52, 4251520), (56, 3947840), (64, 3454360), (65, 3401216), (70, 3158272), (73, 3028480), (80, 2763488), (91, 2429440), (104, 2125760), (112, 1973920), (128, 1727180), (130, 1700608), (140, 1579136), (146, 1514240), (160, 1381744), (169, 1308160), (182, 1214720), (208, 1062880), (224, 986960), (256, 863590), (260, 850304), (280, 789568), (292, 757120), (320, 690872), (338, 654080), (364, 607360), (365, 605696), (416, 531440), (448, 493480), (455, 485888), (511, 432640), (512, 431795), (520, 425152), (560, 394784), (584, 378560), (640, 345436), (676, 327040), (728, 303680), (730, 302848), (832, 265720), (845, 261632), (896, 246740), (910, 242944), (949, 232960), (1022, 216320), (1040, 212576), (1120, 197392), (1168, 189280), (1183, 186880), (1280, 172718), (1352, 163520), (1456, 151840), (1460, 151424), (1664, 132860), (1690, 130816), (1792, 123370), (1820, 121472), (1898, 116480), (2044, 108160), (2080, 106288), (2240, 98696), (2336, 94640), (2366, 93440), (2555, 86528), (2560, 86359), (2704, 81760), (2912, 75920), (2920, 75712), (3328, 66430), (3380, 65408), (3584, 61685), (3640, 60736), (3796, 58240), (4088, 54080), (4160, 53144), (4480, 49348), (4672, 47320), (4732, 46720), (4745, 46592), (5110, 43264), (5408, 40880), (5824, 37960), (5840, 37856), (5915, 37376), (6643, 33280), (6656, 33215), (6760, 32704), (7280, 30368), (7592, 29120), (8176, 27040), (8320, 26572), (8960, 24674), (9344, 23660), (9464, 23360), (9490, 23296), (10220, 21632), (10816, 20440), (11648, 18980), (11680, 18928), (11830, 18688), (12337, 17920), (13286, 16640), (13520, 16352), (14560, 15184)]