15666005240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{53453}}^1$

素因数の和:53912

約数の個数: 64

約数和(自身を含む): 37409247360

約数和(自身を除く): 21743242120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 431, 680, 862, 1724, 2155, 3448, 4310, 7327, 8620, 14654, 17240, 29308, 36635, 53453, 58616, 73270, 106906, 146540, 213812, 267265, 293080, 427624, 534530, 908701, 1069060, 1817402, 2138120, 3634804, 4543505, 7269608, 9087010, 18174020, 23038243, 36348040, 46076486, 92152972, 115191215, 184305944, 230382430, 391650131, 460764860, 783300262, 921529720, 1566600524, 1958250655, 3133201048, 3916501310, 7833002620, 15666005240]

約数ペア:

[(1, 15666005240), (2, 7833002620), (4, 3916501310), (5, 3133201048), (8, 1958250655), (10, 1566600524), (17, 921529720), (20, 783300262), (34, 460764860), (40, 391650131), (68, 230382430), (85, 184305944), (136, 115191215), (170, 92152972), (340, 46076486), (431, 36348040), (680, 23038243), (862, 18174020), (1724, 9087010), (2155, 7269608), (3448, 4543505), (4310, 3634804), (7327, 2138120), (8620, 1817402), (14654, 1069060), (17240, 908701), (29308, 534530), (36635, 427624), (53453, 293080), (58616, 267265), (73270, 213812), (106906, 146540)]