299420520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{356453}}^1$

素因数の和:356474

約数の個数: 64

約数和(自身を含む): 1026587520

約数和(自身を除く): 727167000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 356453, 712906, 1069359, 1425812, 1782265, 2138718, 2495171, 2851624, 3564530, 4277436, 4990342, 5346795, 7129060, 7485513, 8554872, 9980684, 10693590, 12475855, 14258120, 14971026, 19961368, 21387180, 24951710, 29942052, 37427565, 42774360, 49903420, 59884104, 74855130, 99806840, 149710260, 299420520]

約数ペア:

[(1, 299420520), (2, 149710260), (3, 99806840), (4, 74855130), (5, 59884104), (6, 49903420), (7, 42774360), (8, 37427565), (10, 29942052), (12, 24951710), (14, 21387180), (15, 19961368), (20, 14971026), (21, 14258120), (24, 12475855), (28, 10693590), (30, 9980684), (35, 8554872), (40, 7485513), (42, 7129060), (56, 5346795), (60, 4990342), (70, 4277436), (84, 3564530), (105, 2851624), (120, 2495171), (140, 2138718), (168, 1782265), (210, 1425812), (280, 1069359), (420, 712906), (840, 356453)]