221527680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:667

約数の個数: 256

約数和(自身を含む): 816946560

約数和(自身を除く): 595418880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 102, 110, 120, 128, 132, 136, 160, 165, 170, 176, 187, 192, 204, 220, 240, 255, 264, 272, 320, 330, 340, 352, 374, 384, 408, 440, 480, 510, 528, 544, 561, 617, 640, 660, 680, 704, 748, 816, 880, 935, 960, 1020, 1056, 1088, 1122, 1234, 1320, 1360, 1408, 1496, 1632, 1760, 1851, 1870, 1920, 2040, 2112, 2176, 2244, 2468, 2640, 2720, 2805, 2992, 3085, 3264, 3520, 3702, 3740, 4080, 4224, 4488, 4936, 5280, 5440, 5610, 5984, 6170, 6528, 6787, 7040, 7404, 7480, 8160, 8976, 9255, 9872, 10489, 10560, 10880, 11220, 11968, 12340, 13574, 14808, 14960, 16320, 17952, 18510, 19744, 20361, 20978, 21120, 22440, 23936, 24680, 27148, 29616, 29920, 31467, 32640, 33935, 35904, 37020, 39488, 40722, 41956, 44880, 49360, 52445, 54296, 59232, 59840, 62934, 67870, 71808, 74040, 78976, 81444, 83912, 89760, 98720, 101805, 104890, 108592, 115379, 118464, 119680, 125868, 135740, 148080, 157335, 162888, 167824, 179520, 197440, 203610, 209780, 217184, 230758, 236928, 251736, 271480, 296160, 314670, 325776, 335648, 346137, 359040, 394880, 407220, 419560, 434368, 461516, 503472, 542960, 576895, 592320, 629340, 651552, 671296, 692274, 814440, 839120, 868736, 923032, 1006944, 1085920, 1153790, 1184640, 1258680, 1303104, 1342592, 1384548, 1628880, 1678240, 1730685, 1846064, 2013888, 2171840, 2307580, 2517360, 2606208, 2769096, 3257760, 3356480, 3461370, 3692128, 4027776, 4343680, 4615160, 5034720, 5538192, 6515520, 6712960, 6922740, 7384256, 9230320, 10069440, 11076384, 13031040, 13845480, 14768512, 18460640, 20138880, 22152768, 27690960, 36921280, 44305536, 55381920, 73842560, 110763840, 221527680]

約数ペア:

[(1, 221527680), (2, 110763840), (3, 73842560), (4, 55381920), (5, 44305536), (6, 36921280), (8, 27690960), (10, 22152768), (11, 20138880), (12, 18460640), (15, 14768512), (16, 13845480), (17, 13031040), (20, 11076384), (22, 10069440), (24, 9230320), (30, 7384256), (32, 6922740), (33, 6712960), (34, 6515520), (40, 5538192), (44, 5034720), (48, 4615160), (51, 4343680), (55, 4027776), (60, 3692128), (64, 3461370), (66, 3356480), (68, 3257760), (80, 2769096), (85, 2606208), (88, 2517360), (96, 2307580), (102, 2171840), (110, 2013888), (120, 1846064), (128, 1730685), (132, 1678240), (136, 1628880), (160, 1384548), (165, 1342592), (170, 1303104), (176, 1258680), (187, 1184640), (192, 1153790), (204, 1085920), (220, 1006944), (240, 923032), (255, 868736), (264, 839120), (272, 814440), (320, 692274), (330, 671296), (340, 651552), (352, 629340), (374, 592320), (384, 576895), (408, 542960), (440, 503472), (480, 461516), (510, 434368), (528, 419560), (544, 407220), (561, 394880), (617, 359040), (640, 346137), (660, 335648), (680, 325776), (704, 314670), (748, 296160), (816, 271480), (880, 251736), (935, 236928), (960, 230758), (1020, 217184), (1056, 209780), (1088, 203610), (1122, 197440), (1234, 179520), (1320, 167824), (1360, 162888), (1408, 157335), (1496, 148080), (1632, 135740), (1760, 125868), (1851, 119680), (1870, 118464), (1920, 115379), (2040, 108592), (2112, 104890), (2176, 101805), (2244, 98720), (2468, 89760), (2640, 83912), (2720, 81444), (2805, 78976), (2992, 74040), (3085, 71808), (3264, 67870), (3520, 62934), (3702, 59840), (3740, 59232), (4080, 54296), (4224, 52445), (4488, 49360), (4936, 44880), (5280, 41956), (5440, 40722), (5610, 39488), (5984, 37020), (6170, 35904), (6528, 33935), (6787, 32640), (7040, 31467), (7404, 29920), (7480, 29616), (8160, 27148), (8976, 24680), (9255, 23936), (9872, 22440), (10489, 21120), (10560, 20978), (10880, 20361), (11220, 19744), (11968, 18510), (12340, 17952), (13574, 16320), (14808, 14960)]