81292320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{56453}}^1$

素因数の和:56474

約数の個数: 72

約数和(自身を含む): 277414956

約数和(自身を除く): 196122636

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 56453, 112906, 169359, 225812, 282265, 338718, 451624, 508077, 564530, 677436, 846795, 903248, 1016154, 1129060, 1354872, 1693590, 1806496, 2032308, 2258120, 2540385, 2709744, 3387180, 4064616, 4516240, 5080770, 5419488, 6774360, 8129232, 9032480, 10161540, 13548720, 16258464, 20323080, 27097440, 40646160, 81292320]

約数ペア:

[(1, 81292320), (2, 40646160), (3, 27097440), (4, 20323080), (5, 16258464), (6, 13548720), (8, 10161540), (9, 9032480), (10, 8129232), (12, 6774360), (15, 5419488), (16, 5080770), (18, 4516240), (20, 4064616), (24, 3387180), (30, 2709744), (32, 2540385), (36, 2258120), (40, 2032308), (45, 1806496), (48, 1693590), (60, 1354872), (72, 1129060), (80, 1016154), (90, 903248), (96, 846795), (120, 677436), (144, 564530), (160, 508077), (180, 451624), (240, 338718), (288, 282265), (360, 225812), (480, 169359), (720, 112906), (1440, 56453)]