81814560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{170447}}^1$

素因数の和:170465

約数の個数: 48

約数和(自身を含む): 257717376

約数和(自身を除く): 175902816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 170447, 340894, 511341, 681788, 852235, 1022682, 1363576, 1704470, 2045364, 2556705, 2727152, 3408940, 4090728, 5113410, 5454304, 6817880, 8181456, 10226820, 13635760, 16362912, 20453640, 27271520, 40907280, 81814560]

約数ペア:

[(1, 81814560), (2, 40907280), (3, 27271520), (4, 20453640), (5, 16362912), (6, 13635760), (8, 10226820), (10, 8181456), (12, 6817880), (15, 5454304), (16, 5113410), (20, 4090728), (24, 3408940), (30, 2727152), (32, 2556705), (40, 2045364), (48, 1704470), (60, 1363576), (80, 1022682), (96, 852235), (120, 681788), (160, 511341), (240, 340894), (480, 170447)]