64785280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{14461}}^1$

素因数の和:14487

約数の個数: 64

約数和(自身を含む): 177014880

約数和(自身を除く): 112229600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 14461, 28922, 57844, 72305, 101227, 115688, 144610, 202454, 231376, 289220, 404908, 462752, 506135, 578440, 809816, 925504, 1012270, 1156880, 1619632, 1851008, 2024540, 2313760, 3239264, 4049080, 4627520, 6478528, 8098160, 9255040, 12957056, 16196320, 32392640, 64785280]

約数ペア:

[(1, 64785280), (2, 32392640), (4, 16196320), (5, 12957056), (7, 9255040), (8, 8098160), (10, 6478528), (14, 4627520), (16, 4049080), (20, 3239264), (28, 2313760), (32, 2024540), (35, 1851008), (40, 1619632), (56, 1156880), (64, 1012270), (70, 925504), (80, 809816), (112, 578440), (128, 506135), (140, 462752), (160, 404908), (224, 289220), (280, 231376), (320, 202454), (448, 144610), (560, 115688), (640, 101227), (896, 72305), (1120, 57844), (2240, 28922), (4480, 14461)]