278568276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 765692928

約数和(自身を除く): 487124652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 233, 258, 301, 331, 466, 516, 602, 662, 699, 903, 932, 993, 1204, 1324, 1398, 1631, 1806, 1986, 2317, 2796, 3262, 3612, 3972, 4634, 4893, 6524, 6951, 9268, 9786, 10019, 13902, 14233, 19572, 20038, 27804, 28466, 30057, 40076, 42699, 56932, 60114, 70133, 77123, 85398, 99631, 120228, 140266, 154246, 170796, 199262, 210399, 231369, 280532, 298893, 308492, 398524, 420798, 462738, 539861, 597786, 841596, 925476, 1079722, 1195572, 1619583, 2159444, 3239166, 3316289, 6478332, 6632578, 9948867, 13265156, 19897734, 23214023, 39795468, 46428046, 69642069, 92856092, 139284138, 278568276]

約数ペア:

[(1, 278568276), (2, 139284138), (3, 92856092), (4, 69642069), (6, 46428046), (7, 39795468), (12, 23214023), (14, 19897734), (21, 13265156), (28, 9948867), (42, 6632578), (43, 6478332), (84, 3316289), (86, 3239166), (129, 2159444), (172, 1619583), (233, 1195572), (258, 1079722), (301, 925476), (331, 841596), (466, 597786), (516, 539861), (602, 462738), (662, 420798), (699, 398524), (903, 308492), (932, 298893), (993, 280532), (1204, 231369), (1324, 210399), (1398, 199262), (1631, 170796), (1806, 154246), (1986, 140266), (2317, 120228), (2796, 99631), (3262, 85398), (3612, 77123), (3972, 70133), (4634, 60114), (4893, 56932), (6524, 42699), (6951, 40076), (9268, 30057), (9786, 28466), (10019, 27804), (13902, 20038), (14233, 19572)]