54140520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{64453}}^1$

素因数の和:64474

約数の個数: 64

約数和(自身を含む): 185627520

約数和(自身を除く): 131487000

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, 64453, 128906, 193359, 257812, 322265, 386718, 451171, 515624, 644530, 773436, 902342, 966795, 1289060, 1353513, 1546872, 1804684, 1933590, 2255855, 2578120, 2707026, 3609368, 3867180, 4511710, 5414052, 6767565, 7734360, 9023420, 10828104, 13535130, 18046840, 27070260, 54140520]

約数ペア:

[(1, 54140520), (2, 27070260), (3, 18046840), (4, 13535130), (5, 10828104), (6, 9023420), (7, 7734360), (8, 6767565), (10, 5414052), (12, 4511710), (14, 3867180), (15, 3609368), (20, 2707026), (21, 2578120), (24, 2255855), (28, 1933590), (30, 1804684), (35, 1546872), (40, 1353513), (42, 1289060), (56, 966795), (60, 902342), (70, 773436), (84, 644530), (105, 515624), (120, 451171), (140, 386718), (168, 322265), (210, 257812), (280, 193359), (420, 128906), (840, 64453)]