145448080

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 349691904

約数和(自身を除く): 204243824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 101, 188, 202, 235, 376, 383, 404, 470, 505, 752, 766, 808, 940, 1010, 1532, 1616, 1880, 1915, 2020, 3064, 3760, 3830, 4040, 4747, 6128, 7660, 8080, 9494, 15320, 18001, 18988, 23735, 30640, 36002, 37976, 38683, 47470, 72004, 75952, 77366, 90005, 94940, 144008, 154732, 180010, 189880, 193415, 288016, 309464, 360020, 379760, 386830, 618928, 720040, 773660, 1440080, 1547320, 1818101, 3094640, 3636202, 7272404, 9090505, 14544808, 18181010, 29089616, 36362020, 72724040, 145448080]

約数ペア:

[(1, 145448080), (2, 72724040), (4, 36362020), (5, 29089616), (8, 18181010), (10, 14544808), (16, 9090505), (20, 7272404), (40, 3636202), (47, 3094640), (80, 1818101), (94, 1547320), (101, 1440080), (188, 773660), (202, 720040), (235, 618928), (376, 386830), (383, 379760), (404, 360020), (470, 309464), (505, 288016), (752, 193415), (766, 189880), (808, 180010), (940, 154732), (1010, 144008), (1532, 94940), (1616, 90005), (1880, 77366), (1915, 75952), (2020, 72004), (3064, 47470), (3760, 38683), (3830, 37976), (4040, 36002), (4747, 30640), (6128, 23735), (7660, 18988), (8080, 18001), (9494, 15320)]