156946123640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{661327}}^1$

素因数の和:661704

約数の個数: 64

約数和(自身を含む): 374972976000

約数和(自身を除く): 218026852360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 349, 680, 698, 1396, 1745, 2792, 3490, 5933, 6980, 11866, 13960, 23732, 29665, 47464, 59330, 118660, 237320, 661327, 1322654, 2645308, 3306635, 5290616, 6613270, 11242559, 13226540, 22485118, 26453080, 44970236, 56212795, 89940472, 112425590, 224851180, 230803123, 449702360, 461606246, 923212492, 1154015615, 1846424984, 2308031230, 3923653091, 4616062460, 7847306182, 9232124920, 15694612364, 19618265455, 31389224728, 39236530910, 78473061820, 156946123640]

約数ペア:

[(1, 156946123640), (2, 78473061820), (4, 39236530910), (5, 31389224728), (8, 19618265455), (10, 15694612364), (17, 9232124920), (20, 7847306182), (34, 4616062460), (40, 3923653091), (68, 2308031230), (85, 1846424984), (136, 1154015615), (170, 923212492), (340, 461606246), (349, 449702360), (680, 230803123), (698, 224851180), (1396, 112425590), (1745, 89940472), (2792, 56212795), (3490, 44970236), (5933, 26453080), (6980, 22485118), (11866, 13226540), (13960, 11242559), (23732, 6613270), (29665, 5290616), (47464, 3306635), (59330, 2645308), (118660, 1322654), (237320, 661327)]