28380660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6143}}^1$

素因数の和:6173

約数の個数: 96

約数和(自身を含む): 99090432

約数和(自身を除く): 70709772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 6143, 12286, 18429, 24572, 30715, 36858, 43001, 61430, 67573, 73716, 86002, 92145, 122860, 129003, 135146, 172004, 184290, 202719, 215005, 258006, 270292, 337865, 368580, 405438, 430010, 473011, 516012, 645015, 675730, 810876, 860020, 946022, 1013595, 1290030, 1351460, 1419033, 1892044, 2027190, 2365055, 2580060, 2838066, 4054380, 4730110, 5676132, 7095165, 9460220, 14190330, 28380660]

約数ペア:

[(1, 28380660), (2, 14190330), (3, 9460220), (4, 7095165), (5, 5676132), (6, 4730110), (7, 4054380), (10, 2838066), (11, 2580060), (12, 2365055), (14, 2027190), (15, 1892044), (20, 1419033), (21, 1351460), (22, 1290030), (28, 1013595), (30, 946022), (33, 860020), (35, 810876), (42, 675730), (44, 645015), (55, 516012), (60, 473011), (66, 430010), (70, 405438), (77, 368580), (84, 337865), (105, 270292), (110, 258006), (132, 215005), (140, 202719), (154, 184290), (165, 172004), (210, 135146), (220, 129003), (231, 122860), (308, 92145), (330, 86002), (385, 73716), (420, 67573), (462, 61430), (660, 43001), (770, 36858), (924, 30715), (1155, 24572), (1540, 18429), (2310, 12286), (4620, 6143)]