220897920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1117}}^1$

素因数の和:1242

約数の個数: 128

約数和(自身を含む): 711584640

約数和(自身を除く): 490686720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 128, 160, 192, 206, 240, 309, 320, 384, 412, 480, 515, 618, 640, 824, 960, 1030, 1117, 1236, 1545, 1648, 1920, 2060, 2234, 2472, 3090, 3296, 3351, 4120, 4468, 4944, 5585, 6180, 6592, 6702, 8240, 8936, 9888, 11170, 12360, 13184, 13404, 16480, 16755, 17872, 19776, 22340, 24720, 26808, 32960, 33510, 35744, 39552, 44680, 49440, 53616, 65920, 67020, 71488, 89360, 98880, 107232, 115051, 134040, 142976, 178720, 197760, 214464, 230102, 268080, 345153, 357440, 428928, 460204, 536160, 575255, 690306, 714880, 920408, 1072320, 1150510, 1380612, 1725765, 1840816, 2144640, 2301020, 2761224, 3451530, 3681632, 4602040, 5522448, 6903060, 7363264, 9204080, 11044896, 13806120, 14726528, 18408160, 22089792, 27612240, 36816320, 44179584, 55224480, 73632640, 110448960, 220897920]

約数ペア:

[(1, 220897920), (2, 110448960), (3, 73632640), (4, 55224480), (5, 44179584), (6, 36816320), (8, 27612240), (10, 22089792), (12, 18408160), (15, 14726528), (16, 13806120), (20, 11044896), (24, 9204080), (30, 7363264), (32, 6903060), (40, 5522448), (48, 4602040), (60, 3681632), (64, 3451530), (80, 2761224), (96, 2301020), (103, 2144640), (120, 1840816), (128, 1725765), (160, 1380612), (192, 1150510), (206, 1072320), (240, 920408), (309, 714880), (320, 690306), (384, 575255), (412, 536160), (480, 460204), (515, 428928), (618, 357440), (640, 345153), (824, 268080), (960, 230102), (1030, 214464), (1117, 197760), (1236, 178720), (1545, 142976), (1648, 134040), (1920, 115051), (2060, 107232), (2234, 98880), (2472, 89360), (3090, 71488), (3296, 67020), (3351, 65920), (4120, 53616), (4468, 49440), (4944, 44680), (5585, 39552), (6180, 35744), (6592, 33510), (6702, 32960), (8240, 26808), (8936, 24720), (9888, 22340), (11170, 19776), (12360, 17872), (13184, 16755), (13404, 16480)]