405885984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 1268047872

約数和(自身を除く): 862161888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 71, 84, 94, 96, 112, 141, 142, 168, 181, 188, 213, 224, 282, 284, 329, 336, 362, 376, 426, 497, 543, 564, 568, 658, 672, 724, 752, 852, 987, 994, 1086, 1128, 1136, 1267, 1316, 1448, 1491, 1504, 1704, 1974, 1988, 2172, 2256, 2272, 2534, 2632, 2896, 2982, 3337, 3408, 3801, 3948, 3976, 4344, 4512, 5068, 5264, 5792, 5964, 6674, 6816, 7602, 7896, 7952, 8507, 8688, 10011, 10136, 10528, 11928, 12851, 13348, 15204, 15792, 15904, 17014, 17376, 20022, 20272, 23359, 23856, 25521, 25702, 26696, 30408, 31584, 34028, 38553, 40044, 40544, 46718, 47712, 51042, 51404, 53392, 59549, 60816, 68056, 70077, 77106, 80088, 89957, 93436, 102084, 102808, 106784, 119098, 121632, 136112, 140154, 154212, 160176, 178647, 179914, 186872, 204168, 205616, 238196, 269871, 272224, 280308, 308424, 320352, 357294, 359828, 373744, 408336, 411232, 476392, 539742, 560616, 603997, 616848, 714588, 719656, 747488, 816672, 952784, 1079484, 1121232, 1207994, 1233696, 1429176, 1439312, 1811991, 1905568, 2158968, 2242464, 2415988, 2858352, 2878624, 3623982, 4227979, 4317936, 4831976, 5716704, 7247964, 8455958, 8635872, 9663952, 12683937, 14495928, 16911916, 19327904, 25367874, 28991856, 33823832, 50735748, 57983712, 67647664, 101471496, 135295328, 202942992, 405885984]

約数ペア:

[(1, 405885984), (2, 202942992), (3, 135295328), (4, 101471496), (6, 67647664), (7, 57983712), (8, 50735748), (12, 33823832), (14, 28991856), (16, 25367874), (21, 19327904), (24, 16911916), (28, 14495928), (32, 12683937), (42, 9663952), (47, 8635872), (48, 8455958), (56, 7247964), (71, 5716704), (84, 4831976), (94, 4317936), (96, 4227979), (112, 3623982), (141, 2878624), (142, 2858352), (168, 2415988), (181, 2242464), (188, 2158968), (213, 1905568), (224, 1811991), (282, 1439312), (284, 1429176), (329, 1233696), (336, 1207994), (362, 1121232), (376, 1079484), (426, 952784), (497, 816672), (543, 747488), (564, 719656), (568, 714588), (658, 616848), (672, 603997), (724, 560616), (752, 539742), (852, 476392), (987, 411232), (994, 408336), (1086, 373744), (1128, 359828), (1136, 357294), (1267, 320352), (1316, 308424), (1448, 280308), (1491, 272224), (1504, 269871), (1704, 238196), (1974, 205616), (1988, 204168), (2172, 186872), (2256, 179914), (2272, 178647), (2534, 160176), (2632, 154212), (2896, 140154), (2982, 136112), (3337, 121632), (3408, 119098), (3801, 106784), (3948, 102808), (3976, 102084), (4344, 93436), (4512, 89957), (5068, 80088), (5264, 77106), (5792, 70077), (5964, 68056), (6674, 60816), (6816, 59549), (7602, 53392), (7896, 51404), (7952, 51042), (8507, 47712), (8688, 46718), (10011, 40544), (10136, 40044), (10528, 38553), (11928, 34028), (12851, 31584), (13348, 30408), (15204, 26696), (15792, 25702), (15904, 25521), (17014, 23856), (17376, 23359), (20022, 20272)]