128171280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{534047}}^1$

素因数の和:534063

約数の個数: 40

約数和(自身を含む): 397331712

約数和(自身を除く): 269160432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 534047, 1068094, 1602141, 2136188, 2670235, 3204282, 4272376, 5340470, 6408564, 8010705, 8544752, 10680940, 12817128, 16021410, 21361880, 25634256, 32042820, 42723760, 64085640, 128171280]

約数ペア:

[(1, 128171280), (2, 64085640), (3, 42723760), (4, 32042820), (5, 25634256), (6, 21361880), (8, 16021410), (10, 12817128), (12, 10680940), (15, 8544752), (16, 8010705), (20, 6408564), (24, 5340470), (30, 4272376), (40, 3204282), (48, 2670235), (60, 2136188), (80, 1602141), (120, 1068094), (240, 534047)]