80765280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{56087}}^1$

素因数の和:56108

約数の個数: 72

約数和(自身を含む): 275616432

約数和(自身を除く): 194851152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 56087, 112174, 168261, 224348, 280435, 336522, 448696, 504783, 560870, 673044, 841305, 897392, 1009566, 1121740, 1346088, 1682610, 1794784, 2019132, 2243480, 2523915, 2692176, 3365220, 4038264, 4486960, 5047830, 5384352, 6730440, 8076528, 8973920, 10095660, 13460880, 16153056, 20191320, 26921760, 40382640, 80765280]

約数ペア:

[(1, 80765280), (2, 40382640), (3, 26921760), (4, 20191320), (5, 16153056), (6, 13460880), (8, 10095660), (9, 8973920), (10, 8076528), (12, 6730440), (15, 5384352), (16, 5047830), (18, 4486960), (20, 4038264), (24, 3365220), (30, 2692176), (32, 2523915), (36, 2243480), (40, 2019132), (45, 1794784), (48, 1682610), (60, 1346088), (72, 1121740), (80, 1009566), (90, 897392), (96, 841305), (120, 673044), (144, 560870), (160, 504783), (180, 448696), (240, 336522), (288, 280435), (360, 224348), (480, 168261), (720, 112174), (1440, 56087)]