1526220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 4739280

約数和(自身を除く): 3213060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 139, 180, 183, 244, 278, 305, 366, 417, 549, 556, 610, 695, 732, 834, 915, 1098, 1220, 1251, 1390, 1668, 1830, 2085, 2196, 2502, 2745, 2780, 3660, 4170, 5004, 5490, 6255, 8340, 8479, 10980, 12510, 16958, 25020, 25437, 33916, 42395, 50874, 76311, 84790, 101748, 127185, 152622, 169580, 254370, 305244, 381555, 508740, 763110, 1526220]

約数ペア:

[(1, 1526220), (2, 763110), (3, 508740), (4, 381555), (5, 305244), (6, 254370), (9, 169580), (10, 152622), (12, 127185), (15, 101748), (18, 84790), (20, 76311), (30, 50874), (36, 42395), (45, 33916), (60, 25437), (61, 25020), (90, 16958), (122, 12510), (139, 10980), (180, 8479), (183, 8340), (244, 6255), (278, 5490), (305, 5004), (366, 4170), (417, 3660), (549, 2780), (556, 2745), (610, 2502), (695, 2196), (732, 2085), (834, 1830), (915, 1668), (1098, 1390), (1220, 1251)]