260305890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{35129}}^1$

素因数の和:35171

約数の個数: 64

約数和(自身を含む): 708220800

約数和(自身を除く): 447914910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 7410, 35129, 70258, 105387, 175645, 210774, 351290, 456677, 526935, 667451, 913354, 1053870, 1334902, 1370031, 2002353, 2283385, 2740062, 3337255, 4004706, 4566770, 6674510, 6850155, 8676863, 10011765, 13700310, 17353726, 20023530, 26030589, 43384315, 52061178, 86768630, 130152945, 260305890]

約数ペア:

[(1, 260305890), (2, 130152945), (3, 86768630), (5, 52061178), (6, 43384315), (10, 26030589), (13, 20023530), (15, 17353726), (19, 13700310), (26, 10011765), (30, 8676863), (38, 6850155), (39, 6674510), (57, 4566770), (65, 4004706), (78, 3337255), (95, 2740062), (114, 2283385), (130, 2002353), (190, 1370031), (195, 1334902), (247, 1053870), (285, 913354), (390, 667451), (494, 526935), (570, 456677), (741, 351290), (1235, 210774), (1482, 175645), (2470, 105387), (3705, 70258), (7410, 35129)]