78465360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{326939}}^1$

素因数の和:326955

約数の個数: 40

約数和(自身を含む): 243243360

約数和(自身を除く): 164778000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 326939, 653878, 980817, 1307756, 1634695, 1961634, 2615512, 3269390, 3923268, 4904085, 5231024, 6538780, 7846536, 9808170, 13077560, 15693072, 19616340, 26155120, 39232680, 78465360]

約数ペア:

[(1, 78465360), (2, 39232680), (3, 26155120), (4, 19616340), (5, 15693072), (6, 13077560), (8, 9808170), (10, 7846536), (12, 6538780), (15, 5231024), (16, 4904085), (20, 3923268), (24, 3269390), (30, 2615512), (40, 1961634), (48, 1634695), (60, 1307756), (80, 980817), (120, 653878), (240, 326939)]