8127432840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{104681}}^1$

素因数の和:105342

約数の個数: 64

約数和(自身を含む): 24420216960

約数和(自身を除く): 16292784120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 1294, 1941, 2588, 3235, 3882, 5176, 6470, 7764, 9705, 12940, 15528, 19410, 25880, 38820, 77640, 104681, 209362, 314043, 418724, 523405, 628086, 837448, 1046810, 1256172, 1570215, 2093620, 2512344, 3140430, 4187240, 6280860, 12561720, 67728607, 135457214, 203185821, 270914428, 338643035, 406371642, 541828856, 677286070, 812743284, 1015929105, 1354572140, 1625486568, 2031858210, 2709144280, 4063716420, 8127432840]

約数ペア:

[(1, 8127432840), (2, 4063716420), (3, 2709144280), (4, 2031858210), (5, 1625486568), (6, 1354572140), (8, 1015929105), (10, 812743284), (12, 677286070), (15, 541828856), (20, 406371642), (24, 338643035), (30, 270914428), (40, 203185821), (60, 135457214), (120, 67728607), (647, 12561720), (1294, 6280860), (1941, 4187240), (2588, 3140430), (3235, 2512344), (3882, 2093620), (5176, 1570215), (6470, 1256172), (7764, 1046810), (9705, 837448), (12940, 628086), (15528, 523405), (19410, 418724), (25880, 314043), (38820, 209362), (77640, 104681)]