225531720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{626477}}^1$

素因数の和:626494

約数の個数: 48

約数和(自身を含む): 732979260

約数和(自身を除く): 507447540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 626477, 1252954, 1879431, 2505908, 3132385, 3758862, 5011816, 5638293, 6264770, 7517724, 9397155, 11276586, 12529540, 15035448, 18794310, 22553172, 25059080, 28191465, 37588620, 45106344, 56382930, 75177240, 112765860, 225531720]

約数ペア:

[(1, 225531720), (2, 112765860), (3, 75177240), (4, 56382930), (5, 45106344), (6, 37588620), (8, 28191465), (9, 25059080), (10, 22553172), (12, 18794310), (15, 15035448), (18, 12529540), (20, 11276586), (24, 9397155), (30, 7517724), (36, 6264770), (40, 5638293), (45, 5011816), (60, 3758862), (72, 3132385), (90, 2505908), (120, 1879431), (180, 1252954), (360, 626477)]