28236960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19609}}^1$

素因数の和:19630

約数の個数: 72

約数和(自身を含む): 96363540

約数和(自身を除く): 68126580

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, 19609, 39218, 58827, 78436, 98045, 117654, 156872, 176481, 196090, 235308, 294135, 313744, 352962, 392180, 470616, 588270, 627488, 705924, 784360, 882405, 941232, 1176540, 1411848, 1568720, 1764810, 1882464, 2353080, 2823696, 3137440, 3529620, 4706160, 5647392, 7059240, 9412320, 14118480, 28236960]

約数ペア:

[(1, 28236960), (2, 14118480), (3, 9412320), (4, 7059240), (5, 5647392), (6, 4706160), (8, 3529620), (9, 3137440), (10, 2823696), (12, 2353080), (15, 1882464), (16, 1764810), (18, 1568720), (20, 1411848), (24, 1176540), (30, 941232), (32, 882405), (36, 784360), (40, 705924), (45, 627488), (48, 588270), (60, 470616), (72, 392180), (80, 352962), (90, 313744), (96, 294135), (120, 235308), (144, 196090), (160, 176481), (180, 156872), (240, 117654), (288, 98045), (360, 78436), (480, 58827), (720, 39218), (1440, 19609)]