981900544

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 2201633280

約数和(自身を除く): 1219732736

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 67, 76, 92, 128, 131, 134, 152, 184, 256, 262, 268, 304, 368, 437, 524, 536, 608, 736, 874, 1048, 1072, 1216, 1273, 1472, 1541, 1748, 2096, 2144, 2432, 2489, 2546, 2944, 3013, 3082, 3496, 4192, 4288, 4864, 4978, 5092, 5888, 6026, 6164, 6992, 8384, 8576, 8777, 9956, 10184, 12052, 12328, 13984, 16768, 17152, 17554, 19912, 20368, 24104, 24656, 27968, 29279, 33536, 35108, 39824, 40736, 48208, 49312, 55936, 57247, 58558, 70216, 79648, 81472, 96416, 98624, 111872, 114494, 117116, 140432, 159296, 162944, 166763, 192832, 197248, 201871, 228988, 234232, 280864, 318592, 325888, 333526, 385664, 394496, 403742, 457976, 468464, 561728, 637184, 667052, 771328, 807484, 915952, 936928, 1123456, 1334104, 1614968, 1831904, 1873856, 2246912, 2668208, 3229936, 3663808, 3747712, 3835549, 5336416, 6459872, 7327616, 7495424, 7671098, 10672832, 12919744, 14655232, 15342196, 21345664, 25839488, 30684392, 42691328, 51678976, 61368784, 122737568, 245475136, 490950272, 981900544]

約数ペア:

[(1, 981900544), (2, 490950272), (4, 245475136), (8, 122737568), (16, 61368784), (19, 51678976), (23, 42691328), (32, 30684392), (38, 25839488), (46, 21345664), (64, 15342196), (67, 14655232), (76, 12919744), (92, 10672832), (128, 7671098), (131, 7495424), (134, 7327616), (152, 6459872), (184, 5336416), (256, 3835549), (262, 3747712), (268, 3663808), (304, 3229936), (368, 2668208), (437, 2246912), (524, 1873856), (536, 1831904), (608, 1614968), (736, 1334104), (874, 1123456), (1048, 936928), (1072, 915952), (1216, 807484), (1273, 771328), (1472, 667052), (1541, 637184), (1748, 561728), (2096, 468464), (2144, 457976), (2432, 403742), (2489, 394496), (2546, 385664), (2944, 333526), (3013, 325888), (3082, 318592), (3496, 280864), (4192, 234232), (4288, 228988), (4864, 201871), (4978, 197248), (5092, 192832), (5888, 166763), (6026, 162944), (6164, 159296), (6992, 140432), (8384, 117116), (8576, 114494), (8777, 111872), (9956, 98624), (10184, 96416), (12052, 81472), (12328, 79648), (13984, 70216), (16768, 58558), (17152, 57247), (17554, 55936), (19912, 49312), (20368, 48208), (24104, 40736), (24656, 39824), (27968, 35108), (29279, 33536)]