278523882

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7393}}^1$

素因数の和:7444

約数の個数: 96

約数和(自身を含む): 775127808

約数和(自身を除く): 496603926

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 63, 69, 78, 91, 117, 126, 138, 161, 182, 207, 234, 273, 299, 322, 414, 483, 546, 598, 819, 897, 966, 1449, 1638, 1794, 2093, 2691, 2898, 4186, 5382, 6279, 7393, 12558, 14786, 18837, 22179, 37674, 44358, 51751, 66537, 96109, 103502, 133074, 155253, 170039, 192218, 288327, 310506, 340078, 465759, 510117, 576654, 672763, 864981, 931518, 1020234, 1190273, 1345526, 1530351, 1729962, 2018289, 2210507, 2380546, 3060702, 3570819, 4036578, 4421014, 6054867, 6631521, 7141638, 10712457, 12109734, 13263042, 15473549, 19894563, 21424914, 30947098, 39789126, 46420647, 92841294, 139261941, 278523882]

約数ペア:

[(1, 278523882), (2, 139261941), (3, 92841294), (6, 46420647), (7, 39789126), (9, 30947098), (13, 21424914), (14, 19894563), (18, 15473549), (21, 13263042), (23, 12109734), (26, 10712457), (39, 7141638), (42, 6631521), (46, 6054867), (63, 4421014), (69, 4036578), (78, 3570819), (91, 3060702), (117, 2380546), (126, 2210507), (138, 2018289), (161, 1729962), (182, 1530351), (207, 1345526), (234, 1190273), (273, 1020234), (299, 931518), (322, 864981), (414, 672763), (483, 576654), (546, 510117), (598, 465759), (819, 340078), (897, 310506), (966, 288327), (1449, 192218), (1638, 170039), (1794, 155253), (2093, 133074), (2691, 103502), (2898, 96109), (4186, 66537), (5382, 51751), (6279, 44358), (7393, 37674), (12558, 22179), (14786, 18837)]