297222660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{235891}}^1$

素因数の和:235913

約数の個数: 72

約数和(自身を含む): 1030376256

約数和(自身を除く): 733153596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 235891, 471782, 707673, 943564, 1179455, 1415346, 1651237, 2123019, 2358910, 2830692, 3302474, 3538365, 4246038, 4717820, 4953711, 6604948, 7076730, 8256185, 8492076, 9907422, 10615095, 14153460, 14861133, 16512370, 19814844, 21230190, 24768555, 29722266, 33024740, 42460380, 49537110, 59444532, 74305665, 99074220, 148611330, 297222660]

約数ペア:

[(1, 297222660), (2, 148611330), (3, 99074220), (4, 74305665), (5, 59444532), (6, 49537110), (7, 42460380), (9, 33024740), (10, 29722266), (12, 24768555), (14, 21230190), (15, 19814844), (18, 16512370), (20, 14861133), (21, 14153460), (28, 10615095), (30, 9907422), (35, 8492076), (36, 8256185), (42, 7076730), (45, 6604948), (60, 4953711), (63, 4717820), (70, 4246038), (84, 3538365), (90, 3302474), (105, 2830692), (126, 2358910), (140, 2123019), (180, 1651237), (210, 1415346), (252, 1179455), (315, 943564), (420, 707673), (630, 471782), (1260, 235891)]