128605080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{17569}}^1$

素因数の和:17644

約数の個数: 64

約数和(自身を含む): 392162400

約数和(自身を除く): 263557320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 17569, 35138, 52707, 70276, 87845, 105414, 140552, 175690, 210828, 263535, 351380, 421656, 527070, 702760, 1054140, 1071709, 2108280, 2143418, 3215127, 4286836, 5358545, 6430254, 8573672, 10717090, 12860508, 16075635, 21434180, 25721016, 32151270, 42868360, 64302540, 128605080]

約数ペア:

[(1, 128605080), (2, 64302540), (3, 42868360), (4, 32151270), (5, 25721016), (6, 21434180), (8, 16075635), (10, 12860508), (12, 10717090), (15, 8573672), (20, 6430254), (24, 5358545), (30, 4286836), (40, 3215127), (60, 2143418), (61, 2108280), (120, 1071709), (122, 1054140), (183, 702760), (244, 527070), (305, 421656), (366, 351380), (488, 263535), (610, 210828), (732, 175690), (915, 140552), (1220, 105414), (1464, 87845), (1830, 70276), (2440, 52707), (3660, 35138), (7320, 17569)]