321355980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1489}}^1$

素因数の和:1624

約数の個数: 144

約数和(自身を含む): 1073872800

約数和(自身を除く): 752516820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 109, 110, 132, 165, 180, 198, 218, 220, 327, 330, 396, 436, 495, 545, 654, 660, 981, 990, 1090, 1199, 1308, 1489, 1635, 1962, 1980, 2180, 2398, 2978, 3270, 3597, 3924, 4467, 4796, 4905, 5956, 5995, 6540, 7194, 7445, 8934, 9810, 10791, 11990, 13401, 14388, 14890, 16379, 17868, 17985, 19620, 21582, 22335, 23980, 26802, 29780, 32758, 35970, 43164, 44670, 49137, 53604, 53955, 65516, 67005, 71940, 81895, 89340, 98274, 107910, 134010, 147411, 162301, 163790, 196548, 215820, 245685, 268020, 294822, 324602, 327580, 486903, 491370, 589644, 649204, 737055, 811505, 973806, 982740, 1460709, 1474110, 1623010, 1785311, 1947612, 2434515, 2921418, 2948220, 3246020, 3570622, 4869030, 5355933, 5842836, 7141244, 7303545, 8926555, 9738060, 10711866, 14607090, 16067799, 17853110, 21423732, 26779665, 29214180, 32135598, 35706220, 53559330, 64271196, 80338995, 107118660, 160677990, 321355980]

約数ペア:

[(1, 321355980), (2, 160677990), (3, 107118660), (4, 80338995), (5, 64271196), (6, 53559330), (9, 35706220), (10, 32135598), (11, 29214180), (12, 26779665), (15, 21423732), (18, 17853110), (20, 16067799), (22, 14607090), (30, 10711866), (33, 9738060), (36, 8926555), (44, 7303545), (45, 7141244), (55, 5842836), (60, 5355933), (66, 4869030), (90, 3570622), (99, 3246020), (109, 2948220), (110, 2921418), (132, 2434515), (165, 1947612), (180, 1785311), (198, 1623010), (218, 1474110), (220, 1460709), (327, 982740), (330, 973806), (396, 811505), (436, 737055), (495, 649204), (545, 589644), (654, 491370), (660, 486903), (981, 327580), (990, 324602), (1090, 294822), (1199, 268020), (1308, 245685), (1489, 215820), (1635, 196548), (1962, 163790), (1980, 162301), (2180, 147411), (2398, 134010), (2978, 107910), (3270, 98274), (3597, 89340), (3924, 81895), (4467, 71940), (4796, 67005), (4905, 65516), (5956, 53955), (5995, 53604), (6540, 49137), (7194, 44670), (7445, 43164), (8934, 35970), (9810, 32758), (10791, 29780), (11990, 26802), (13401, 23980), (14388, 22335), (14890, 21582), (16379, 19620), (17868, 17985)]