128731008

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:684

約数の個数: 128

約数和(自身を含む): 396184320

約数和(自身を除く): 267453312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 83, 84, 96, 112, 128, 166, 168, 192, 224, 249, 332, 336, 384, 448, 498, 577, 581, 664, 672, 896, 996, 1154, 1162, 1328, 1344, 1731, 1743, 1992, 2308, 2324, 2656, 2688, 3462, 3486, 3984, 4039, 4616, 4648, 5312, 6924, 6972, 7968, 8078, 9232, 9296, 10624, 12117, 13848, 13944, 15936, 16156, 18464, 18592, 24234, 27696, 27888, 31872, 32312, 36928, 37184, 47891, 48468, 55392, 55776, 64624, 73856, 74368, 95782, 96936, 110784, 111552, 129248, 143673, 191564, 193872, 221568, 223104, 258496, 287346, 335237, 383128, 387744, 516992, 574692, 670474, 766256, 775488, 1005711, 1149384, 1340948, 1532512, 1550976, 2011422, 2298768, 2681896, 3065024, 4022844, 4597536, 5363792, 6130048, 8045688, 9195072, 10727584, 16091376, 18390144, 21455168, 32182752, 42910336, 64365504, 128731008]

約数ペア:

[(1, 128731008), (2, 64365504), (3, 42910336), (4, 32182752), (6, 21455168), (7, 18390144), (8, 16091376), (12, 10727584), (14, 9195072), (16, 8045688), (21, 6130048), (24, 5363792), (28, 4597536), (32, 4022844), (42, 3065024), (48, 2681896), (56, 2298768), (64, 2011422), (83, 1550976), (84, 1532512), (96, 1340948), (112, 1149384), (128, 1005711), (166, 775488), (168, 766256), (192, 670474), (224, 574692), (249, 516992), (332, 387744), (336, 383128), (384, 335237), (448, 287346), (498, 258496), (577, 223104), (581, 221568), (664, 193872), (672, 191564), (896, 143673), (996, 129248), (1154, 111552), (1162, 110784), (1328, 96936), (1344, 95782), (1731, 74368), (1743, 73856), (1992, 64624), (2308, 55776), (2324, 55392), (2656, 48468), (2688, 47891), (3462, 37184), (3486, 36928), (3984, 32312), (4039, 31872), (4616, 27888), (4648, 27696), (5312, 24234), (6924, 18592), (6972, 18464), (7968, 16156), (8078, 15936), (9232, 13944), (9296, 13848), (10624, 12117)]