139859640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{388499}}^1$

素因数の和:388516

約数の個数: 48

約数和(自身を含む): 454545000

約数和(自身を除く): 314685360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 388499, 776998, 1165497, 1553996, 1942495, 2330994, 3107992, 3496491, 3884990, 4661988, 5827485, 6992982, 7769980, 9323976, 11654970, 13985964, 15539960, 17482455, 23309940, 27971928, 34964910, 46619880, 69929820, 139859640]

約数ペア:

[(1, 139859640), (2, 69929820), (3, 46619880), (4, 34964910), (5, 27971928), (6, 23309940), (8, 17482455), (9, 15539960), (10, 13985964), (12, 11654970), (15, 9323976), (18, 7769980), (20, 6992982), (24, 5827485), (30, 4661988), (36, 3884990), (40, 3496491), (45, 3107992), (60, 2330994), (72, 1942495), (90, 1553996), (120, 1165497), (180, 776998), (360, 388499)]