157920448

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 112

約数和(自身を含む): 376879104

約数和(自身を除く): 218958656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 83, 112, 124, 137, 166, 217, 224, 248, 274, 332, 434, 448, 496, 548, 581, 664, 868, 959, 992, 1096, 1162, 1328, 1736, 1918, 1984, 2192, 2324, 2573, 2656, 3472, 3836, 4247, 4384, 4648, 5146, 5312, 6944, 7672, 8494, 8768, 9296, 10292, 11371, 13888, 15344, 16988, 18011, 18592, 20584, 22742, 29729, 30688, 33976, 36022, 37184, 41168, 45484, 59458, 61376, 67952, 72044, 79597, 82336, 90968, 118916, 135904, 144088, 159194, 164672, 181936, 237832, 271808, 288176, 318388, 352501, 363872, 475664, 576352, 636776, 705002, 727744, 951328, 1152704, 1273552, 1410004, 1902656, 2467507, 2547104, 2820008, 4935014, 5094208, 5640016, 9870028, 11280032, 19740056, 22560064, 39480112, 78960224, 157920448]

約数ペア:

[(1, 157920448), (2, 78960224), (4, 39480112), (7, 22560064), (8, 19740056), (14, 11280032), (16, 9870028), (28, 5640016), (31, 5094208), (32, 4935014), (56, 2820008), (62, 2547104), (64, 2467507), (83, 1902656), (112, 1410004), (124, 1273552), (137, 1152704), (166, 951328), (217, 727744), (224, 705002), (248, 636776), (274, 576352), (332, 475664), (434, 363872), (448, 352501), (496, 318388), (548, 288176), (581, 271808), (664, 237832), (868, 181936), (959, 164672), (992, 159194), (1096, 144088), (1162, 135904), (1328, 118916), (1736, 90968), (1918, 82336), (1984, 79597), (2192, 72044), (2324, 67952), (2573, 61376), (2656, 59458), (3472, 45484), (3836, 41168), (4247, 37184), (4384, 36022), (4648, 33976), (5146, 30688), (5312, 29729), (6944, 22742), (7672, 20584), (8494, 18592), (8768, 18011), (9296, 16988), (10292, 15344), (11371, 13888)]