209314880

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:496

約数の個数: 112

約数和(自身を含む): 534101040

約数和(自身を除く): 324786160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 109, 136, 160, 170, 218, 272, 320, 340, 353, 436, 544, 545, 680, 706, 872, 1088, 1090, 1360, 1412, 1744, 1765, 1853, 2180, 2720, 2824, 3488, 3530, 3706, 4360, 5440, 5648, 6001, 6976, 7060, 7412, 8720, 9265, 11296, 12002, 14120, 14824, 17440, 18530, 22592, 24004, 28240, 29648, 30005, 34880, 37060, 38477, 48008, 56480, 59296, 60010, 74120, 76954, 96016, 112960, 118592, 120020, 148240, 153908, 192032, 192385, 240040, 296480, 307816, 384064, 384770, 480080, 592960, 615632, 654109, 769540, 960160, 1231264, 1308218, 1539080, 1920320, 2462528, 2616436, 3078160, 3270545, 5232872, 6156320, 6541090, 10465744, 12312640, 13082180, 20931488, 26164360, 41862976, 52328720, 104657440, 209314880]

約数ペア:

[(1, 209314880), (2, 104657440), (4, 52328720), (5, 41862976), (8, 26164360), (10, 20931488), (16, 13082180), (17, 12312640), (20, 10465744), (32, 6541090), (34, 6156320), (40, 5232872), (64, 3270545), (68, 3078160), (80, 2616436), (85, 2462528), (109, 1920320), (136, 1539080), (160, 1308218), (170, 1231264), (218, 960160), (272, 769540), (320, 654109), (340, 615632), (353, 592960), (436, 480080), (544, 384770), (545, 384064), (680, 307816), (706, 296480), (872, 240040), (1088, 192385), (1090, 192032), (1360, 153908), (1412, 148240), (1744, 120020), (1765, 118592), (1853, 112960), (2180, 96016), (2720, 76954), (2824, 74120), (3488, 60010), (3530, 59296), (3706, 56480), (4360, 48008), (5440, 38477), (5648, 37060), (6001, 34880), (6976, 30005), (7060, 29648), (7412, 28240), (8720, 24004), (9265, 22592), (11296, 18530), (12002, 17440), (14120, 14824)]