307020960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{213209}}^1$

素因数の和:213230

約数の個数: 72

約数和(自身を含む): 1047713940

約数和(自身を除く): 740692980

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, 213209, 426418, 639627, 852836, 1066045, 1279254, 1705672, 1918881, 2132090, 2558508, 3198135, 3411344, 3837762, 4264180, 5117016, 6396270, 6822688, 7675524, 8528360, 9594405, 10234032, 12792540, 15351048, 17056720, 19188810, 20468064, 25585080, 30702096, 34113440, 38377620, 51170160, 61404192, 76755240, 102340320, 153510480, 307020960]

約数ペア:

[(1, 307020960), (2, 153510480), (3, 102340320), (4, 76755240), (5, 61404192), (6, 51170160), (8, 38377620), (9, 34113440), (10, 30702096), (12, 25585080), (15, 20468064), (16, 19188810), (18, 17056720), (20, 15351048), (24, 12792540), (30, 10234032), (32, 9594405), (36, 8528360), (40, 7675524), (45, 6822688), (48, 6396270), (60, 5117016), (72, 4264180), (80, 3837762), (90, 3411344), (96, 3198135), (120, 2558508), (144, 2132090), (160, 1918881), (180, 1705672), (240, 1279254), (288, 1066045), (360, 852836), (480, 639627), (720, 426418), (1440, 213209)]