389630880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{270577}}^1$

素因数の和:270598

約数の個数: 72

約数和(自身を含む): 1329620292

約数和(自身を除く): 939989412

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, 270577, 541154, 811731, 1082308, 1352885, 1623462, 2164616, 2435193, 2705770, 3246924, 4058655, 4329232, 4870386, 5411540, 6493848, 8117310, 8658464, 9740772, 10823080, 12175965, 12987696, 16234620, 19481544, 21646160, 24351930, 25975392, 32469240, 38963088, 43292320, 48703860, 64938480, 77926176, 97407720, 129876960, 194815440, 389630880]

約数ペア:

[(1, 389630880), (2, 194815440), (3, 129876960), (4, 97407720), (5, 77926176), (6, 64938480), (8, 48703860), (9, 43292320), (10, 38963088), (12, 32469240), (15, 25975392), (16, 24351930), (18, 21646160), (20, 19481544), (24, 16234620), (30, 12987696), (32, 12175965), (36, 10823080), (40, 9740772), (45, 8658464), (48, 8117310), (60, 6493848), (72, 5411540), (80, 4870386), (90, 4329232), (96, 4058655), (120, 3246924), (144, 2705770), (160, 2435193), (180, 2164616), (240, 1623462), (288, 1352885), (360, 1082308), (480, 811731), (720, 541154), (1440, 270577)]