209242080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{145307}}^1$

素因数の和:145328

約数の個数: 72

約数和(自身を含む): 714043512

約数和(自身を除く): 504801432

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, 145307, 290614, 435921, 581228, 726535, 871842, 1162456, 1307763, 1453070, 1743684, 2179605, 2324912, 2615526, 2906140, 3487368, 4359210, 4649824, 5231052, 5812280, 6538815, 6974736, 8718420, 10462104, 11624560, 13077630, 13949472, 17436840, 20924208, 23249120, 26155260, 34873680, 41848416, 52310520, 69747360, 104621040, 209242080]

約数ペア:

[(1, 209242080), (2, 104621040), (3, 69747360), (4, 52310520), (5, 41848416), (6, 34873680), (8, 26155260), (9, 23249120), (10, 20924208), (12, 17436840), (15, 13949472), (16, 13077630), (18, 11624560), (20, 10462104), (24, 8718420), (30, 6974736), (32, 6538815), (36, 5812280), (40, 5231052), (45, 4649824), (48, 4359210), (60, 3487368), (72, 2906140), (80, 2615526), (90, 2324912), (96, 2179605), (120, 1743684), (144, 1453070), (160, 1307763), (180, 1162456), (240, 871842), (288, 726535), (360, 581228), (480, 435921), (720, 290614), (1440, 145307)]