66269440

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2251}}^1$

素因数の和:2295

約数の個数: 72

約数和(自身を含む): 165711168

約数和(自身を除く): 99441728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2251, 2944, 3680, 4502, 5888, 7360, 9004, 11255, 14720, 18008, 22510, 29440, 36016, 45020, 51773, 72032, 90040, 103546, 144064, 180080, 207092, 258865, 288128, 360160, 414184, 517730, 576256, 720320, 828368, 1035460, 1440640, 1656736, 2070920, 2881280, 3313472, 4141840, 6626944, 8283680, 13253888, 16567360, 33134720, 66269440]

約数ペア:

[(1, 66269440), (2, 33134720), (4, 16567360), (5, 13253888), (8, 8283680), (10, 6626944), (16, 4141840), (20, 3313472), (23, 2881280), (32, 2070920), (40, 1656736), (46, 1440640), (64, 1035460), (80, 828368), (92, 720320), (115, 576256), (128, 517730), (160, 414184), (184, 360160), (230, 288128), (256, 258865), (320, 207092), (368, 180080), (460, 144064), (640, 103546), (736, 90040), (920, 72032), (1280, 51773), (1472, 45020), (1840, 36016), (2251, 29440), (2944, 22510), (3680, 18008), (4502, 14720), (5888, 11255), (7360, 9004)]