1640669904

素因数分解:

$2^4\times 3^8\times {\mathrm{15629}}^1$

素因数の和:15661

約数の個数: 90

約数和(自身を含む): 4768259730

約数和(自身を除く): 3127589826

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1944, 2187, 2916, 3888, 4374, 5832, 6561, 8748, 11664, 13122, 15629, 17496, 26244, 31258, 34992, 46887, 52488, 62516, 93774, 104976, 125032, 140661, 187548, 250064, 281322, 375096, 421983, 562644, 750192, 843966, 1125288, 1265949, 1687932, 2250576, 2531898, 3375864, 3797847, 5063796, 6751728, 7595694, 10127592, 11393541, 15191388, 20255184, 22787082, 30382776, 34180623, 45574164, 60765552, 68361246, 91148328, 102541869, 136722492, 182296656, 205083738, 273444984, 410167476, 546889968, 820334952, 1640669904]

約数ペア:

[(1, 1640669904), (2, 820334952), (3, 546889968), (4, 410167476), (6, 273444984), (8, 205083738), (9, 182296656), (12, 136722492), (16, 102541869), (18, 91148328), (24, 68361246), (27, 60765552), (36, 45574164), (48, 34180623), (54, 30382776), (72, 22787082), (81, 20255184), (108, 15191388), (144, 11393541), (162, 10127592), (216, 7595694), (243, 6751728), (324, 5063796), (432, 3797847), (486, 3375864), (648, 2531898), (729, 2250576), (972, 1687932), (1296, 1265949), (1458, 1125288), (1944, 843966), (2187, 750192), (2916, 562644), (3888, 421983), (4374, 375096), (5832, 281322), (6561, 250064), (8748, 187548), (11664, 140661), (13122, 125032), (15629, 104976), (17496, 93774), (26244, 62516), (31258, 52488), (34992, 46887)]