78678960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327829}}^1$

素因数の和:327845

約数の個数: 40

約数和(自身を含む): 243905520

約数和(自身を除く): 165226560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327829, 655658, 983487, 1311316, 1639145, 1966974, 2622632, 3278290, 3933948, 4917435, 5245264, 6556580, 7867896, 9834870, 13113160, 15735792, 19669740, 26226320, 39339480, 78678960]

約数ペア:

[(1, 78678960), (2, 39339480), (3, 26226320), (4, 19669740), (5, 15735792), (6, 13113160), (8, 9834870), (10, 7867896), (12, 6556580), (15, 5245264), (16, 4917435), (20, 3933948), (24, 3278290), (30, 2622632), (40, 1966974), (48, 1639145), (60, 1311316), (80, 983487), (120, 655658), (240, 327829)]