450147260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 998160576

約数和(自身を除く): 548013316

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 157, 230, 271, 314, 460, 529, 542, 628, 785, 1058, 1084, 1355, 1570, 2116, 2645, 2710, 3140, 3611, 5290, 5420, 6233, 7222, 10580, 12466, 14444, 18055, 24932, 31165, 36110, 42547, 62330, 72220, 83053, 85094, 124660, 143359, 166106, 170188, 212735, 286718, 332212, 415265, 425470, 573436, 716795, 830530, 850940, 978581, 1433590, 1661060, 1957162, 2867180, 3914324, 4892905, 9785810, 19571620, 22507363, 45014726, 90029452, 112536815, 225073630, 450147260]

約数ペア:

[(1, 450147260), (2, 225073630), (4, 112536815), (5, 90029452), (10, 45014726), (20, 22507363), (23, 19571620), (46, 9785810), (92, 4892905), (115, 3914324), (157, 2867180), (230, 1957162), (271, 1661060), (314, 1433590), (460, 978581), (529, 850940), (542, 830530), (628, 716795), (785, 573436), (1058, 425470), (1084, 415265), (1355, 332212), (1570, 286718), (2116, 212735), (2645, 170188), (2710, 166106), (3140, 143359), (3611, 124660), (5290, 85094), (5420, 83053), (6233, 72220), (7222, 62330), (10580, 42547), (12466, 36110), (14444, 31165), (18055, 24932)]