28171620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2953}}^1$

素因数の和:3021

約数の個数: 72

約数和(自身を含む): 87095736

約数和(自身を除く): 58924116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 2953, 3180, 4770, 5906, 8859, 9540, 11812, 14765, 17718, 26577, 29530, 35436, 44295, 53154, 59060, 88590, 106308, 132885, 156509, 177180, 265770, 313018, 469527, 531540, 626036, 782545, 939054, 1408581, 1565090, 1878108, 2347635, 2817162, 3130180, 4695270, 5634324, 7042905, 9390540, 14085810, 28171620]

約数ペア:

[(1, 28171620), (2, 14085810), (3, 9390540), (4, 7042905), (5, 5634324), (6, 4695270), (9, 3130180), (10, 2817162), (12, 2347635), (15, 1878108), (18, 1565090), (20, 1408581), (30, 939054), (36, 782545), (45, 626036), (53, 531540), (60, 469527), (90, 313018), (106, 265770), (159, 177180), (180, 156509), (212, 132885), (265, 106308), (318, 88590), (477, 59060), (530, 53154), (636, 44295), (795, 35436), (954, 29530), (1060, 26577), (1590, 17718), (1908, 14765), (2385, 11812), (2953, 9540), (3180, 8859), (4770, 5906)]