217789488

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{216061}}^1$

素因数の和:216082

約数の個数: 60

約数和(自身を含む): 696583888

約数和(自身を除く): 478794400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 216061, 432122, 648183, 864244, 1296366, 1512427, 1728488, 1944549, 2592732, 3024854, 3456976, 3889098, 4537281, 5185464, 6049708, 7778196, 9074562, 10370928, 12099416, 13611843, 15556392, 18149124, 24198832, 27223686, 31112784, 36298248, 54447372, 72596496, 108894744, 217789488]

約数ペア:

[(1, 217789488), (2, 108894744), (3, 72596496), (4, 54447372), (6, 36298248), (7, 31112784), (8, 27223686), (9, 24198832), (12, 18149124), (14, 15556392), (16, 13611843), (18, 12099416), (21, 10370928), (24, 9074562), (28, 7778196), (36, 6049708), (42, 5185464), (48, 4537281), (56, 3889098), (63, 3456976), (72, 3024854), (84, 2592732), (112, 1944549), (126, 1728488), (144, 1512427), (168, 1296366), (252, 864244), (336, 648183), (504, 432122), (1008, 216061)]