209605760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:159

約数の個数: 256

約数和(自身を含む): 637459200

約数和(自身を除く): 427853440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 59, 61, 64, 65, 70, 80, 91, 104, 112, 118, 122, 128, 130, 140, 160, 182, 208, 224, 236, 244, 260, 280, 295, 305, 320, 364, 413, 416, 427, 448, 455, 472, 488, 520, 560, 590, 610, 640, 728, 767, 793, 826, 832, 854, 896, 910, 944, 976, 1040, 1120, 1180, 1220, 1456, 1534, 1586, 1652, 1664, 1708, 1820, 1888, 1952, 2065, 2080, 2135, 2240, 2360, 2440, 2912, 3068, 3172, 3304, 3416, 3599, 3640, 3776, 3835, 3904, 3965, 4130, 4160, 4270, 4480, 4720, 4880, 5369, 5551, 5824, 6136, 6344, 6608, 6832, 7198, 7280, 7552, 7670, 7808, 7930, 8260, 8320, 8540, 9440, 9760, 10738, 11102, 11648, 12272, 12688, 13216, 13664, 14396, 14560, 15340, 15860, 16520, 17080, 17995, 18880, 19520, 21476, 22204, 24544, 25193, 25376, 26432, 26845, 27328, 27755, 28792, 29120, 30680, 31720, 33040, 34160, 35990, 37760, 39040, 42952, 44408, 46787, 49088, 50386, 50752, 52864, 53690, 54656, 55510, 57584, 58240, 61360, 63440, 66080, 68320, 71980, 85904, 88816, 93574, 98176, 100772, 101504, 107380, 111020, 115168, 122720, 125965, 126880, 132160, 136640, 143960, 171808, 177632, 187148, 201544, 214760, 222040, 230336, 233935, 245440, 251930, 253760, 264320, 273280, 287920, 327509, 343616, 355264, 374296, 403088, 429520, 444080, 460672, 467870, 490880, 503860, 507520, 575840, 655018, 687232, 710528, 748592, 806176, 859040, 888160, 935740, 1007720, 1151680, 1310036, 1497184, 1612352, 1637545, 1718080, 1776320, 1871480, 2015440, 2303360, 2620072, 2994368, 3224704, 3275090, 3436160, 3552640, 3742960, 4030880, 5240144, 5988736, 6550180, 7485920, 8061760, 10480288, 13100360, 14971840, 16123520, 20960576, 26200720, 29943680, 41921152, 52401440, 104802880, 209605760]

約数ペア:

[(1, 209605760), (2, 104802880), (4, 52401440), (5, 41921152), (7, 29943680), (8, 26200720), (10, 20960576), (13, 16123520), (14, 14971840), (16, 13100360), (20, 10480288), (26, 8061760), (28, 7485920), (32, 6550180), (35, 5988736), (40, 5240144), (52, 4030880), (56, 3742960), (59, 3552640), (61, 3436160), (64, 3275090), (65, 3224704), (70, 2994368), (80, 2620072), (91, 2303360), (104, 2015440), (112, 1871480), (118, 1776320), (122, 1718080), (128, 1637545), (130, 1612352), (140, 1497184), (160, 1310036), (182, 1151680), (208, 1007720), (224, 935740), (236, 888160), (244, 859040), (260, 806176), (280, 748592), (295, 710528), (305, 687232), (320, 655018), (364, 575840), (413, 507520), (416, 503860), (427, 490880), (448, 467870), (455, 460672), (472, 444080), (488, 429520), (520, 403088), (560, 374296), (590, 355264), (610, 343616), (640, 327509), (728, 287920), (767, 273280), (793, 264320), (826, 253760), (832, 251930), (854, 245440), (896, 233935), (910, 230336), (944, 222040), (976, 214760), (1040, 201544), (1120, 187148), (1180, 177632), (1220, 171808), (1456, 143960), (1534, 136640), (1586, 132160), (1652, 126880), (1664, 125965), (1708, 122720), (1820, 115168), (1888, 111020), (1952, 107380), (2065, 101504), (2080, 100772), (2135, 98176), (2240, 93574), (2360, 88816), (2440, 85904), (2912, 71980), (3068, 68320), (3172, 66080), (3304, 63440), (3416, 61360), (3599, 58240), (3640, 57584), (3776, 55510), (3835, 54656), (3904, 53690), (3965, 52864), (4130, 50752), (4160, 50386), (4270, 49088), (4480, 46787), (4720, 44408), (4880, 42952), (5369, 39040), (5551, 37760), (5824, 35990), (6136, 34160), (6344, 33040), (6608, 31720), (6832, 30680), (7198, 29120), (7280, 28792), (7552, 27755), (7670, 27328), (7808, 26845), (7930, 26432), (8260, 25376), (8320, 25193), (8540, 24544), (9440, 22204), (9760, 21476), (10738, 19520), (11102, 18880), (11648, 17995), (12272, 17080), (12688, 16520), (13216, 15860), (13664, 15340), (14396, 14560)]