6651440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 80

約数和(自身を含む): 16606080

約数和(自身を除く): 9954640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 61, 80, 94, 116, 122, 145, 188, 232, 235, 244, 290, 305, 376, 464, 470, 488, 580, 610, 752, 940, 976, 1160, 1220, 1363, 1769, 1880, 2320, 2440, 2726, 2867, 3538, 3760, 4880, 5452, 5734, 6815, 7076, 8845, 10904, 11468, 13630, 14152, 14335, 17690, 21808, 22936, 27260, 28304, 28670, 35380, 45872, 54520, 57340, 70760, 83143, 109040, 114680, 141520, 166286, 229360, 332572, 415715, 665144, 831430, 1330288, 1662860, 3325720, 6651440]

約数ペア:

[(1, 6651440), (2, 3325720), (4, 1662860), (5, 1330288), (8, 831430), (10, 665144), (16, 415715), (20, 332572), (29, 229360), (40, 166286), (47, 141520), (58, 114680), (61, 109040), (80, 83143), (94, 70760), (116, 57340), (122, 54520), (145, 45872), (188, 35380), (232, 28670), (235, 28304), (244, 27260), (290, 22936), (305, 21808), (376, 17690), (464, 14335), (470, 14152), (488, 13630), (580, 11468), (610, 10904), (752, 8845), (940, 7076), (976, 6815), (1160, 5734), (1220, 5452), (1363, 4880), (1769, 3760), (1880, 3538), (2320, 2867), (2440, 2726)]