164508720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{685453}}^1$

素因数の和:685469

約数の個数: 40

約数和(自身を含む): 509977776

約数和(自身を除く): 345469056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 685453, 1370906, 2056359, 2741812, 3427265, 4112718, 5483624, 6854530, 8225436, 10281795, 10967248, 13709060, 16450872, 20563590, 27418120, 32901744, 41127180, 54836240, 82254360, 164508720]

約数ペア:

[(1, 164508720), (2, 82254360), (3, 54836240), (4, 41127180), (5, 32901744), (6, 27418120), (8, 20563590), (10, 16450872), (12, 13709060), (15, 10967248), (16, 10281795), (20, 8225436), (24, 6854530), (30, 5483624), (40, 4112718), (48, 3427265), (60, 2741812), (80, 2056359), (120, 1370906), (240, 685453)]