78163440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{325681}}^1$

素因数の和:325697

約数の個数: 40

約数和(自身を含む): 242307408

約数和(自身を除く): 164143968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 325681, 651362, 977043, 1302724, 1628405, 1954086, 2605448, 3256810, 3908172, 4885215, 5210896, 6513620, 7816344, 9770430, 13027240, 15632688, 19540860, 26054480, 39081720, 78163440]

約数ペア:

[(1, 78163440), (2, 39081720), (3, 26054480), (4, 19540860), (5, 15632688), (6, 13027240), (8, 9770430), (10, 7816344), (12, 6513620), (15, 5210896), (16, 4885215), (20, 3908172), (24, 3256810), (30, 2605448), (40, 1954086), (48, 1628405), (60, 1302724), (80, 977043), (120, 651362), (240, 325681)]