87261984

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:503

約数の個数: 144

約数和(自身を含む): 268894080

約数和(自身を除く): 181632096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 37, 38, 48, 57, 72, 74, 76, 96, 111, 114, 144, 148, 152, 171, 222, 228, 288, 296, 304, 333, 342, 431, 444, 456, 592, 608, 666, 684, 703, 862, 888, 912, 1184, 1293, 1332, 1368, 1406, 1724, 1776, 1824, 2109, 2586, 2664, 2736, 2812, 3448, 3552, 3879, 4218, 5172, 5328, 5472, 5624, 6327, 6896, 7758, 8189, 8436, 10344, 10656, 11248, 12654, 13792, 15516, 15947, 16378, 16872, 20688, 22496, 24567, 25308, 31032, 31894, 32756, 33744, 41376, 47841, 49134, 50616, 62064, 63788, 65512, 67488, 73701, 95682, 98268, 101232, 124128, 127576, 131024, 143523, 147402, 191364, 196536, 202464, 255152, 262048, 287046, 294804, 302993, 382728, 393072, 510304, 574092, 589608, 605986, 765456, 786144, 908979, 1148184, 1179216, 1211972, 1530912, 1817958, 2296368, 2358432, 2423944, 2726937, 3635916, 4592736, 4847888, 5453874, 7271832, 9695776, 10907748, 14543664, 21815496, 29087328, 43630992, 87261984]

約数ペア:

[(1, 87261984), (2, 43630992), (3, 29087328), (4, 21815496), (6, 14543664), (8, 10907748), (9, 9695776), (12, 7271832), (16, 5453874), (18, 4847888), (19, 4592736), (24, 3635916), (32, 2726937), (36, 2423944), (37, 2358432), (38, 2296368), (48, 1817958), (57, 1530912), (72, 1211972), (74, 1179216), (76, 1148184), (96, 908979), (111, 786144), (114, 765456), (144, 605986), (148, 589608), (152, 574092), (171, 510304), (222, 393072), (228, 382728), (288, 302993), (296, 294804), (304, 287046), (333, 262048), (342, 255152), (431, 202464), (444, 196536), (456, 191364), (592, 147402), (608, 143523), (666, 131024), (684, 127576), (703, 124128), (862, 101232), (888, 98268), (912, 95682), (1184, 73701), (1293, 67488), (1332, 65512), (1368, 63788), (1406, 62064), (1724, 50616), (1776, 49134), (1824, 47841), (2109, 41376), (2586, 33744), (2664, 32756), (2736, 31894), (2812, 31032), (3448, 25308), (3552, 24567), (3879, 22496), (4218, 20688), (5172, 16872), (5328, 16378), (5472, 15947), (5624, 15516), (6327, 13792), (6896, 12654), (7758, 11248), (8189, 10656), (8436, 10344)]