258480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{359}}^1$

素因数の和:378

約数の個数: 60

約数和(自身を含む): 870480

約数和(自身を除く): 612000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 359, 360, 718, 720, 1077, 1436, 1795, 2154, 2872, 3231, 3590, 4308, 5385, 5744, 6462, 7180, 8616, 10770, 12924, 14360, 16155, 17232, 21540, 25848, 28720, 32310, 43080, 51696, 64620, 86160, 129240, 258480]

約数ペア:

[(1, 258480), (2, 129240), (3, 86160), (4, 64620), (5, 51696), (6, 43080), (8, 32310), (9, 28720), (10, 25848), (12, 21540), (15, 17232), (16, 16155), (18, 14360), (20, 12924), (24, 10770), (30, 8616), (36, 7180), (40, 6462), (45, 5744), (48, 5385), (60, 4308), (72, 3590), (80, 3231), (90, 2872), (120, 2154), (144, 1795), (180, 1436), (240, 1077), (359, 720), (360, 718)]