279574260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2531}}^1$

素因数の和:2813

約数の個数: 96

約数和(自身を含む): 898394112

約数和(自身を除く): 618819852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 263, 420, 526, 789, 1052, 1315, 1578, 1841, 2531, 2630, 3156, 3682, 3945, 5062, 5260, 5523, 7364, 7593, 7890, 9205, 10124, 11046, 12655, 15186, 15780, 17717, 18410, 22092, 25310, 27615, 30372, 35434, 36820, 37965, 50620, 53151, 55230, 70868, 75930, 88585, 106302, 110460, 151860, 177170, 212604, 265755, 354340, 531510, 665653, 1063020, 1331306, 1996959, 2662612, 3328265, 3993918, 4659571, 6656530, 7987836, 9319142, 9984795, 13313060, 13978713, 18638284, 19969590, 23297855, 27957426, 39939180, 46595710, 55914852, 69893565, 93191420, 139787130, 279574260]

約数ペア:

[(1, 279574260), (2, 139787130), (3, 93191420), (4, 69893565), (5, 55914852), (6, 46595710), (7, 39939180), (10, 27957426), (12, 23297855), (14, 19969590), (15, 18638284), (20, 13978713), (21, 13313060), (28, 9984795), (30, 9319142), (35, 7987836), (42, 6656530), (60, 4659571), (70, 3993918), (84, 3328265), (105, 2662612), (140, 1996959), (210, 1331306), (263, 1063020), (420, 665653), (526, 531510), (789, 354340), (1052, 265755), (1315, 212604), (1578, 177170), (1841, 151860), (2531, 110460), (2630, 106302), (3156, 88585), (3682, 75930), (3945, 70868), (5062, 55230), (5260, 53151), (5523, 50620), (7364, 37965), (7593, 36820), (7890, 35434), (9205, 30372), (10124, 27615), (11046, 25310), (12655, 22092), (15186, 18410), (15780, 17717)]