664504920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2081}}^1$

素因数の和:2985

約数の個数: 96

約数和(自身を含む): 2163114720

約数和(自身を除く): 1498609800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 887, 1774, 2081, 2661, 3548, 4162, 4435, 5322, 6243, 7096, 7983, 8324, 8870, 10405, 10644, 12486, 13305, 15966, 16648, 17740, 18729, 20810, 21288, 24972, 26610, 31215, 31932, 35480, 37458, 39915, 41620, 49944, 53220, 62430, 63864, 74916, 79830, 83240, 93645, 106440, 124860, 149832, 159660, 187290, 249720, 319320, 374580, 749160, 1845847, 3691694, 5537541, 7383388, 9229235, 11075082, 14766776, 16612623, 18458470, 22150164, 27687705, 33225246, 36916940, 44300328, 55375410, 66450492, 73833880, 83063115, 110750820, 132900984, 166126230, 221501640, 332252460, 664504920]

約数ペア:

[(1, 664504920), (2, 332252460), (3, 221501640), (4, 166126230), (5, 132900984), (6, 110750820), (8, 83063115), (9, 73833880), (10, 66450492), (12, 55375410), (15, 44300328), (18, 36916940), (20, 33225246), (24, 27687705), (30, 22150164), (36, 18458470), (40, 16612623), (45, 14766776), (60, 11075082), (72, 9229235), (90, 7383388), (120, 5537541), (180, 3691694), (360, 1845847), (887, 749160), (1774, 374580), (2081, 319320), (2661, 249720), (3548, 187290), (4162, 159660), (4435, 149832), (5322, 124860), (6243, 106440), (7096, 93645), (7983, 83240), (8324, 79830), (8870, 74916), (10405, 63864), (10644, 62430), (12486, 53220), (13305, 49944), (15966, 41620), (16648, 39915), (17740, 37458), (18729, 35480), (20810, 31932), (21288, 31215), (24972, 26610)]