18972900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7027}}^1$

素因数の和:7050

約数の個数: 72

約数和(自身を含む): 61003040

約数和(自身を除く): 42030140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7027, 14054, 21081, 28108, 35135, 42162, 63243, 70270, 84324, 105405, 126486, 140540, 175675, 189729, 210810, 252972, 316215, 351350, 379458, 421620, 527025, 632430, 702700, 758916, 948645, 1054050, 1264860, 1581075, 1897290, 2108100, 3162150, 3794580, 4743225, 6324300, 9486450, 18972900]

約数ペア:

[(1, 18972900), (2, 9486450), (3, 6324300), (4, 4743225), (5, 3794580), (6, 3162150), (9, 2108100), (10, 1897290), (12, 1581075), (15, 1264860), (18, 1054050), (20, 948645), (25, 758916), (27, 702700), (30, 632430), (36, 527025), (45, 421620), (50, 379458), (54, 351350), (60, 316215), (75, 252972), (90, 210810), (100, 189729), (108, 175675), (135, 140540), (150, 126486), (180, 105405), (225, 84324), (270, 70270), (300, 63243), (450, 42162), (540, 35135), (675, 28108), (900, 21081), (1350, 14054), (2700, 7027)]