440979968

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:378

約数の個数: 160

約数和(自身を含む): 1093055040

約数和(自身を除く): 652075072

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 76, 88, 104, 128, 143, 152, 176, 208, 209, 247, 256, 286, 304, 317, 352, 416, 418, 494, 512, 572, 608, 634, 704, 832, 836, 988, 1144, 1216, 1268, 1408, 1664, 1672, 1976, 2288, 2432, 2536, 2717, 2816, 3328, 3344, 3487, 3952, 4121, 4576, 4864, 5072, 5434, 5632, 6023, 6656, 6688, 6974, 7904, 8242, 9152, 9728, 10144, 10868, 12046, 13376, 13948, 15808, 16484, 18304, 20288, 21736, 24092, 26752, 27896, 31616, 32968, 36608, 40576, 43472, 45331, 48184, 53504, 55792, 63232, 65936, 66253, 73216, 78299, 81152, 86944, 90662, 96368, 107008, 111584, 126464, 131872, 132506, 156598, 162304, 173888, 181324, 192736, 223168, 263744, 265012, 313196, 347776, 362648, 385472, 446336, 527488, 530024, 626392, 695552, 725296, 770944, 861289, 892672, 1054976, 1060048, 1252784, 1391104, 1450592, 1541888, 1722578, 1785344, 2109952, 2120096, 2505568, 2901184, 3083776, 3445156, 4240192, 5011136, 5802368, 6890312, 8480384, 10022272, 11604736, 13780624, 16960768, 20044544, 23209472, 27561248, 33921536, 40089088, 55122496, 110244992, 220489984, 440979968]

約数ペア:

[(1, 440979968), (2, 220489984), (4, 110244992), (8, 55122496), (11, 40089088), (13, 33921536), (16, 27561248), (19, 23209472), (22, 20044544), (26, 16960768), (32, 13780624), (38, 11604736), (44, 10022272), (52, 8480384), (64, 6890312), (76, 5802368), (88, 5011136), (104, 4240192), (128, 3445156), (143, 3083776), (152, 2901184), (176, 2505568), (208, 2120096), (209, 2109952), (247, 1785344), (256, 1722578), (286, 1541888), (304, 1450592), (317, 1391104), (352, 1252784), (416, 1060048), (418, 1054976), (494, 892672), (512, 861289), (572, 770944), (608, 725296), (634, 695552), (704, 626392), (832, 530024), (836, 527488), (988, 446336), (1144, 385472), (1216, 362648), (1268, 347776), (1408, 313196), (1664, 265012), (1672, 263744), (1976, 223168), (2288, 192736), (2432, 181324), (2536, 173888), (2717, 162304), (2816, 156598), (3328, 132506), (3344, 131872), (3487, 126464), (3952, 111584), (4121, 107008), (4576, 96368), (4864, 90662), (5072, 86944), (5434, 81152), (5632, 78299), (6023, 73216), (6656, 66253), (6688, 65936), (6974, 63232), (7904, 55792), (8242, 53504), (9152, 48184), (9728, 45331), (10144, 43472), (10868, 40576), (12046, 36608), (13376, 32968), (13948, 31616), (15808, 27896), (16484, 26752), (18304, 24092), (20288, 21736)]