128000160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{863}}^1$

素因数の和:987

約数の個数: 144

約数和(自身を含む): 441552384

約数和(自身を除く): 313552224

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, 103, 120, 144, 160, 180, 206, 240, 288, 309, 360, 412, 480, 515, 618, 720, 824, 863, 927, 1030, 1236, 1440, 1545, 1648, 1726, 1854, 2060, 2472, 2589, 3090, 3296, 3452, 3708, 4120, 4315, 4635, 4944, 5178, 6180, 6904, 7416, 7767, 8240, 8630, 9270, 9888, 10356, 12360, 12945, 13808, 14832, 15534, 16480, 17260, 18540, 20712, 24720, 25890, 27616, 29664, 31068, 34520, 37080, 38835, 41424, 49440, 51780, 62136, 69040, 74160, 77670, 82848, 88889, 103560, 124272, 138080, 148320, 155340, 177778, 207120, 248544, 266667, 310680, 355556, 414240, 444445, 533334, 621360, 711112, 800001, 888890, 1066668, 1242720, 1333335, 1422224, 1600002, 1777780, 2133336, 2666670, 2844448, 3200004, 3555560, 4000005, 4266672, 5333340, 6400008, 7111120, 8000010, 8533344, 10666680, 12800016, 14222240, 16000020, 21333360, 25600032, 32000040, 42666720, 64000080, 128000160]

約数ペア:

[(1, 128000160), (2, 64000080), (3, 42666720), (4, 32000040), (5, 25600032), (6, 21333360), (8, 16000020), (9, 14222240), (10, 12800016), (12, 10666680), (15, 8533344), (16, 8000010), (18, 7111120), (20, 6400008), (24, 5333340), (30, 4266672), (32, 4000005), (36, 3555560), (40, 3200004), (45, 2844448), (48, 2666670), (60, 2133336), (72, 1777780), (80, 1600002), (90, 1422224), (96, 1333335), (103, 1242720), (120, 1066668), (144, 888890), (160, 800001), (180, 711112), (206, 621360), (240, 533334), (288, 444445), (309, 414240), (360, 355556), (412, 310680), (480, 266667), (515, 248544), (618, 207120), (720, 177778), (824, 155340), (863, 148320), (927, 138080), (1030, 124272), (1236, 103560), (1440, 88889), (1545, 82848), (1648, 77670), (1726, 74160), (1854, 69040), (2060, 62136), (2472, 51780), (2589, 49440), (3090, 41424), (3296, 38835), (3452, 37080), (3708, 34520), (4120, 31068), (4315, 29664), (4635, 27616), (4944, 25890), (5178, 24720), (6180, 20712), (6904, 18540), (7416, 17260), (7767, 16480), (8240, 15534), (8630, 14832), (9270, 13808), (9888, 12945), (10356, 12360)]