220962560

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:319

約数の個数: 216

約数和(自身を含む): 665493696

約数和(自身を除く): 444531136

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 256, 260, 271, 280, 320, 364, 392, 416, 448, 455, 490, 520, 542, 560, 637, 640, 728, 784, 832, 896, 910, 980, 1040, 1084, 1120, 1274, 1280, 1355, 1456, 1568, 1664, 1792, 1820, 1897, 1960, 2080, 2168, 2240, 2548, 2710, 2912, 3136, 3185, 3328, 3523, 3640, 3794, 3920, 4160, 4336, 4480, 5096, 5420, 5824, 6272, 6370, 7046, 7280, 7588, 7840, 8320, 8672, 8960, 9485, 10192, 10840, 11648, 12544, 12740, 13279, 14092, 14560, 15176, 15680, 16640, 17344, 17615, 18970, 20384, 21680, 23296, 24661, 25480, 26558, 28184, 29120, 30352, 31360, 34688, 35230, 37940, 40768, 43360, 49322, 50960, 53116, 56368, 58240, 60704, 62720, 66395, 69376, 70460, 75880, 81536, 86720, 98644, 101920, 106232, 112736, 116480, 121408, 123305, 132790, 140920, 151760, 163072, 172627, 173440, 197288, 203840, 212464, 225472, 242816, 246610, 265580, 281840, 303520, 345254, 346880, 394576, 407680, 424928, 450944, 485632, 493220, 531160, 563680, 607040, 690508, 789152, 815360, 849856, 863135, 901888, 986440, 1062320, 1127360, 1214080, 1381016, 1578304, 1699712, 1726270, 1972880, 2124640, 2254720, 2428160, 2762032, 3156608, 3399424, 3452540, 3945760, 4249280, 4509440, 5524064, 6313216, 6905080, 7891520, 8498560, 11048128, 13810160, 15783040, 16997120, 22096256, 27620320, 31566080, 44192512, 55240640, 110481280, 220962560]

約数ペア:

[(1, 220962560), (2, 110481280), (4, 55240640), (5, 44192512), (7, 31566080), (8, 27620320), (10, 22096256), (13, 16997120), (14, 15783040), (16, 13810160), (20, 11048128), (26, 8498560), (28, 7891520), (32, 6905080), (35, 6313216), (40, 5524064), (49, 4509440), (52, 4249280), (56, 3945760), (64, 3452540), (65, 3399424), (70, 3156608), (80, 2762032), (91, 2428160), (98, 2254720), (104, 2124640), (112, 1972880), (128, 1726270), (130, 1699712), (140, 1578304), (160, 1381016), (182, 1214080), (196, 1127360), (208, 1062320), (224, 986440), (245, 901888), (256, 863135), (260, 849856), (271, 815360), (280, 789152), (320, 690508), (364, 607040), (392, 563680), (416, 531160), (448, 493220), (455, 485632), (490, 450944), (520, 424928), (542, 407680), (560, 394576), (637, 346880), (640, 345254), (728, 303520), (784, 281840), (832, 265580), (896, 246610), (910, 242816), (980, 225472), (1040, 212464), (1084, 203840), (1120, 197288), (1274, 173440), (1280, 172627), (1355, 163072), (1456, 151760), (1568, 140920), (1664, 132790), (1792, 123305), (1820, 121408), (1897, 116480), (1960, 112736), (2080, 106232), (2168, 101920), (2240, 98644), (2548, 86720), (2710, 81536), (2912, 75880), (3136, 70460), (3185, 69376), (3328, 66395), (3523, 62720), (3640, 60704), (3794, 58240), (3920, 56368), (4160, 53116), (4336, 50960), (4480, 49322), (5096, 43360), (5420, 40768), (5824, 37940), (6272, 35230), (6370, 34688), (7046, 31360), (7280, 30352), (7588, 29120), (7840, 28184), (8320, 26558), (8672, 25480), (8960, 24661), (9485, 23296), (10192, 21680), (10840, 20384), (11648, 18970), (12544, 17615), (12740, 17344), (13279, 16640), (14092, 15680), (14560, 15176)]