222180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2$

素因数の和:65

約数の個数: 72

約数和(自身を含む): 743232

約数和(自身を除く): 521052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 529, 644, 690, 805, 966, 1058, 1380, 1587, 1610, 1932, 2116, 2415, 2645, 3174, 3220, 3703, 4830, 5290, 6348, 7406, 7935, 9660, 10580, 11109, 14812, 15870, 18515, 22218, 31740, 37030, 44436, 55545, 74060, 111090, 222180]

約数ペア:

[(1, 222180), (2, 111090), (3, 74060), (4, 55545), (5, 44436), (6, 37030), (7, 31740), (10, 22218), (12, 18515), (14, 15870), (15, 14812), (20, 11109), (21, 10580), (23, 9660), (28, 7935), (30, 7406), (35, 6348), (42, 5290), (46, 4830), (60, 3703), (69, 3220), (70, 3174), (84, 2645), (92, 2415), (105, 2116), (115, 1932), (138, 1610), (140, 1587), (161, 1380), (210, 1058), (230, 966), (276, 805), (322, 690), (345, 644), (420, 529), (460, 483)]