51150540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{121787}}^1$

素因数の和:121806

約数の個数: 48

約数和(自身を含む): 163683072

約数和(自身を除く): 112532532

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, 420, 121787, 243574, 365361, 487148, 608935, 730722, 852509, 1217870, 1461444, 1705018, 1826805, 2435740, 2557527, 3410036, 3653610, 4262545, 5115054, 7307220, 8525090, 10230108, 12787635, 17050180, 25575270, 51150540]

約数ペア:

[(1, 51150540), (2, 25575270), (3, 17050180), (4, 12787635), (5, 10230108), (6, 8525090), (7, 7307220), (10, 5115054), (12, 4262545), (14, 3653610), (15, 3410036), (20, 2557527), (21, 2435740), (28, 1826805), (30, 1705018), (35, 1461444), (42, 1217870), (60, 852509), (70, 730722), (84, 608935), (105, 487148), (140, 365361), (210, 243574), (420, 121787)]