179090960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2088

約数の個数: 80

約数和(自身を含む): 445953600

約数和(自身を除く): 266862640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 944, 1121, 1180, 1520, 1997, 2242, 2360, 3994, 4484, 4720, 5605, 7988, 8968, 9985, 11210, 15976, 17936, 19970, 22420, 31952, 37943, 39940, 44840, 75886, 79880, 89680, 117823, 151772, 159760, 189715, 235646, 303544, 379430, 471292, 589115, 607088, 758860, 942584, 1178230, 1517720, 1885168, 2238637, 2356460, 3035440, 4477274, 4712920, 8954548, 9425840, 11193185, 17909096, 22386370, 35818192, 44772740, 89545480, 179090960]

約数ペア:

[(1, 179090960), (2, 89545480), (4, 44772740), (5, 35818192), (8, 22386370), (10, 17909096), (16, 11193185), (19, 9425840), (20, 8954548), (38, 4712920), (40, 4477274), (59, 3035440), (76, 2356460), (80, 2238637), (95, 1885168), (118, 1517720), (152, 1178230), (190, 942584), (236, 758860), (295, 607088), (304, 589115), (380, 471292), (472, 379430), (590, 303544), (760, 235646), (944, 189715), (1121, 159760), (1180, 151772), (1520, 117823), (1997, 89680), (2242, 79880), (2360, 75886), (3994, 44840), (4484, 39940), (4720, 37943), (5605, 31952), (7988, 22420), (8968, 19970), (9985, 17936), (11210, 15976)]