678430720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:374

約数の個数: 192

約数和(自身を含む): 1875182400

約数和(自身を除く): 1196751680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 317, 320, 352, 380, 418, 440, 512, 608, 634, 640, 704, 760, 836, 880, 1024, 1045, 1216, 1268, 1280, 1408, 1520, 1585, 1672, 1760, 2048, 2090, 2432, 2536, 2560, 2816, 3040, 3170, 3344, 3487, 3520, 4180, 4864, 5072, 5120, 5632, 6023, 6080, 6340, 6688, 6974, 7040, 8360, 9728, 10144, 10240, 11264, 12046, 12160, 12680, 13376, 13948, 14080, 16720, 17435, 19456, 20288, 22528, 24092, 24320, 25360, 26752, 27896, 28160, 30115, 33440, 34870, 38912, 40576, 48184, 48640, 50720, 53504, 55792, 56320, 60230, 66253, 66880, 69740, 81152, 96368, 97280, 101440, 107008, 111584, 112640, 120460, 132506, 133760, 139480, 162304, 192736, 194560, 202880, 214016, 223168, 240920, 265012, 267520, 278960, 324608, 331265, 385472, 405760, 428032, 446336, 481840, 530024, 535040, 557920, 649216, 662530, 770944, 811520, 892672, 963680, 1060048, 1070080, 1115840, 1325060, 1541888, 1623040, 1785344, 1927360, 2120096, 2140160, 2231680, 2650120, 3083776, 3246080, 3570688, 3854720, 4240192, 4463360, 5300240, 6167552, 7141376, 7709440, 8480384, 8926720, 10600480, 12335104, 15418880, 16960768, 17853440, 21200960, 30837760, 33921536, 35706880, 42401920, 61675520, 67843072, 84803840, 135686144, 169607680, 339215360, 678430720]

約数ペア:

[(1, 678430720), (2, 339215360), (4, 169607680), (5, 135686144), (8, 84803840), (10, 67843072), (11, 61675520), (16, 42401920), (19, 35706880), (20, 33921536), (22, 30837760), (32, 21200960), (38, 17853440), (40, 16960768), (44, 15418880), (55, 12335104), (64, 10600480), (76, 8926720), (80, 8480384), (88, 7709440), (95, 7141376), (110, 6167552), (128, 5300240), (152, 4463360), (160, 4240192), (176, 3854720), (190, 3570688), (209, 3246080), (220, 3083776), (256, 2650120), (304, 2231680), (317, 2140160), (320, 2120096), (352, 1927360), (380, 1785344), (418, 1623040), (440, 1541888), (512, 1325060), (608, 1115840), (634, 1070080), (640, 1060048), (704, 963680), (760, 892672), (836, 811520), (880, 770944), (1024, 662530), (1045, 649216), (1216, 557920), (1268, 535040), (1280, 530024), (1408, 481840), (1520, 446336), (1585, 428032), (1672, 405760), (1760, 385472), (2048, 331265), (2090, 324608), (2432, 278960), (2536, 267520), (2560, 265012), (2816, 240920), (3040, 223168), (3170, 214016), (3344, 202880), (3487, 194560), (3520, 192736), (4180, 162304), (4864, 139480), (5072, 133760), (5120, 132506), (5632, 120460), (6023, 112640), (6080, 111584), (6340, 107008), (6688, 101440), (6974, 97280), (7040, 96368), (8360, 81152), (9728, 69740), (10144, 66880), (10240, 66253), (11264, 60230), (12046, 56320), (12160, 55792), (12680, 53504), (13376, 50720), (13948, 48640), (14080, 48184), (16720, 40576), (17435, 38912), (19456, 34870), (20288, 33440), (22528, 30115), (24092, 28160), (24320, 27896), (25360, 26752)]