261971520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{272887}}^1$

素因数の和:272907

約数の個数: 56

約数和(自身を含む): 831762624

約数和(自身を除く): 569791104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 272887, 545774, 818661, 1091548, 1364435, 1637322, 2183096, 2728870, 3274644, 4093305, 4366192, 5457740, 6549288, 8186610, 8732384, 10915480, 13098576, 16373220, 17464768, 21830960, 26197152, 32746440, 43661920, 52394304, 65492880, 87323840, 130985760, 261971520]

約数ペア:

[(1, 261971520), (2, 130985760), (3, 87323840), (4, 65492880), (5, 52394304), (6, 43661920), (8, 32746440), (10, 26197152), (12, 21830960), (15, 17464768), (16, 16373220), (20, 13098576), (24, 10915480), (30, 8732384), (32, 8186610), (40, 6549288), (48, 5457740), (60, 4366192), (64, 4093305), (80, 3274644), (96, 2728870), (120, 2183096), (160, 1637322), (192, 1364435), (240, 1091548), (320, 818661), (480, 545774), (960, 272887)]