13278720

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 320

約数和(自身を含む): 54996480

約数和(自身を除く): 41717760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 32, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 64, 65, 70, 76, 78, 80, 84, 91, 95, 96, 104, 105, 112, 114, 120, 128, 130, 133, 140, 152, 156, 160, 168, 182, 190, 192, 195, 208, 210, 224, 228, 240, 247, 256, 260, 266, 273, 280, 285, 304, 312, 320, 336, 364, 380, 384, 390, 399, 416, 420, 448, 455, 456, 480, 494, 512, 520, 532, 546, 560, 570, 608, 624, 640, 665, 672, 728, 741, 760, 768, 780, 798, 832, 840, 896, 910, 912, 960, 988, 1040, 1064, 1092, 1120, 1140, 1216, 1235, 1248, 1280, 1330, 1344, 1365, 1456, 1482, 1520, 1536, 1560, 1596, 1664, 1680, 1729, 1792, 1820, 1824, 1920, 1976, 1995, 2080, 2128, 2184, 2240, 2280, 2432, 2470, 2496, 2560, 2660, 2688, 2730, 2912, 2964, 3040, 3120, 3192, 3328, 3360, 3458, 3584, 3640, 3648, 3705, 3840, 3952, 3990, 4160, 4256, 4368, 4480, 4560, 4864, 4940, 4992, 5187, 5320, 5376, 5460, 5824, 5928, 6080, 6240, 6384, 6656, 6720, 6916, 7280, 7296, 7410, 7680, 7904, 7980, 8320, 8512, 8645, 8736, 8960, 9120, 9728, 9880, 9984, 10374, 10640, 10752, 10920, 11648, 11856, 12160, 12480, 12768, 13440, 13832, 14560, 14592, 14820, 15808, 15960, 16640, 17024, 17290, 17472, 17920, 18240, 19760, 19968, 20748, 21280, 21840, 23296, 23712, 24320, 24960, 25536, 25935, 26880, 27664, 29120, 29184, 29640, 31616, 31920, 33280, 34048, 34580, 34944, 36480, 39520, 41496, 42560, 43680, 46592, 47424, 48640, 49920, 51072, 51870, 53760, 55328, 58240, 59280, 63232, 63840, 68096, 69160, 69888, 72960, 79040, 82992, 85120, 87360, 94848, 99840, 102144, 103740, 110656, 116480, 118560, 126464, 127680, 138320, 139776, 145920, 158080, 165984, 170240, 174720, 189696, 204288, 207480, 221312, 232960, 237120, 255360, 276640, 316160, 331968, 340480, 349440, 379392, 414960, 442624, 474240, 510720, 553280, 632320, 663936, 698880, 829920, 885248, 948480, 1021440, 1106560, 1327872, 1659840, 1896960, 2213120, 2655744, 3319680, 4426240, 6639360, 13278720]

約数ペア:

[(1, 13278720), (2, 6639360), (3, 4426240), (4, 3319680), (5, 2655744), (6, 2213120), (7, 1896960), (8, 1659840), (10, 1327872), (12, 1106560), (13, 1021440), (14, 948480), (15, 885248), (16, 829920), (19, 698880), (20, 663936), (21, 632320), (24, 553280), (26, 510720), (28, 474240), (30, 442624), (32, 414960), (35, 379392), (38, 349440), (39, 340480), (40, 331968), (42, 316160), (48, 276640), (52, 255360), (56, 237120), (57, 232960), (60, 221312), (64, 207480), (65, 204288), (70, 189696), (76, 174720), (78, 170240), (80, 165984), (84, 158080), (91, 145920), (95, 139776), (96, 138320), (104, 127680), (105, 126464), (112, 118560), (114, 116480), (120, 110656), (128, 103740), (130, 102144), (133, 99840), (140, 94848), (152, 87360), (156, 85120), (160, 82992), (168, 79040), (182, 72960), (190, 69888), (192, 69160), (195, 68096), (208, 63840), (210, 63232), (224, 59280), (228, 58240), (240, 55328), (247, 53760), (256, 51870), (260, 51072), (266, 49920), (273, 48640), (280, 47424), (285, 46592), (304, 43680), (312, 42560), (320, 41496), (336, 39520), (364, 36480), (380, 34944), (384, 34580), (390, 34048), (399, 33280), (416, 31920), (420, 31616), (448, 29640), (455, 29184), (456, 29120), (480, 27664), (494, 26880), (512, 25935), (520, 25536), (532, 24960), (546, 24320), (560, 23712), (570, 23296), (608, 21840), (624, 21280), (640, 20748), (665, 19968), (672, 19760), (728, 18240), (741, 17920), (760, 17472), (768, 17290), (780, 17024), (798, 16640), (832, 15960), (840, 15808), (896, 14820), (910, 14592), (912, 14560), (960, 13832), (988, 13440), (1040, 12768), (1064, 12480), (1092, 12160), (1120, 11856), (1140, 11648), (1216, 10920), (1235, 10752), (1248, 10640), (1280, 10374), (1330, 9984), (1344, 9880), (1365, 9728), (1456, 9120), (1482, 8960), (1520, 8736), (1536, 8645), (1560, 8512), (1596, 8320), (1664, 7980), (1680, 7904), (1729, 7680), (1792, 7410), (1820, 7296), (1824, 7280), (1920, 6916), (1976, 6720), (1995, 6656), (2080, 6384), (2128, 6240), (2184, 6080), (2240, 5928), (2280, 5824), (2432, 5460), (2470, 5376), (2496, 5320), (2560, 5187), (2660, 4992), (2688, 4940), (2730, 4864), (2912, 4560), (2964, 4480), (3040, 4368), (3120, 4256), (3192, 4160), (3328, 3990), (3360, 3952), (3458, 3840), (3584, 3705), (3640, 3648)]