78472140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27827}}^1$

素因数の和:27886

約数の個数: 48

約数和(自身を含む): 224404992

約数和(自身を除く): 145932852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 27827, 55654, 83481, 111308, 139135, 166962, 278270, 333924, 417405, 556540, 834810, 1307869, 1669620, 2615738, 3923607, 5231476, 6539345, 7847214, 13078690, 15694428, 19618035, 26157380, 39236070, 78472140]

約数ペア:

[(1, 78472140), (2, 39236070), (3, 26157380), (4, 19618035), (5, 15694428), (6, 13078690), (10, 7847214), (12, 6539345), (15, 5231476), (20, 3923607), (30, 2615738), (47, 1669620), (60, 1307869), (94, 834810), (141, 556540), (188, 417405), (235, 333924), (282, 278270), (470, 166962), (564, 139135), (705, 111308), (940, 83481), (1410, 55654), (2820, 27827)]