648868320

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{5563}}^1$

素因数の和:5596

約数の個数: 168

約数和(自身を含む): 2298788856

約数和(自身を除く): 1649920536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2430, 2592, 2916, 3240, 3645, 3888, 4320, 4860, 5563, 5832, 6480, 7290, 7776, 9720, 11126, 11664, 12960, 14580, 16689, 19440, 22252, 23328, 27815, 29160, 33378, 38880, 44504, 50067, 55630, 58320, 66756, 83445, 89008, 100134, 111260, 116640, 133512, 150201, 166890, 178016, 200268, 222520, 250335, 267024, 300402, 333780, 400536, 445040, 450603, 500670, 534048, 600804, 667560, 751005, 801072, 890080, 901206, 1001340, 1201608, 1335120, 1351809, 1502010, 1602144, 1802412, 2002680, 2253015, 2403216, 2670240, 2703618, 3004020, 3604824, 4005360, 4055427, 4506030, 4806432, 5407236, 6008040, 6759045, 7209648, 8010720, 8110854, 9012060, 10814472, 12016080, 13518090, 14419296, 16221708, 18024120, 20277135, 21628944, 24032160, 27036180, 32443416, 36048240, 40554270, 43257888, 54072360, 64886832, 72096480, 81108540, 108144720, 129773664, 162217080, 216289440, 324434160, 648868320]

約数ペア:

[(1, 648868320), (2, 324434160), (3, 216289440), (4, 162217080), (5, 129773664), (6, 108144720), (8, 81108540), (9, 72096480), (10, 64886832), (12, 54072360), (15, 43257888), (16, 40554270), (18, 36048240), (20, 32443416), (24, 27036180), (27, 24032160), (30, 21628944), (32, 20277135), (36, 18024120), (40, 16221708), (45, 14419296), (48, 13518090), (54, 12016080), (60, 10814472), (72, 9012060), (80, 8110854), (81, 8010720), (90, 7209648), (96, 6759045), (108, 6008040), (120, 5407236), (135, 4806432), (144, 4506030), (160, 4055427), (162, 4005360), (180, 3604824), (216, 3004020), (240, 2703618), (243, 2670240), (270, 2403216), (288, 2253015), (324, 2002680), (360, 1802412), (405, 1602144), (432, 1502010), (480, 1351809), (486, 1335120), (540, 1201608), (648, 1001340), (720, 901206), (729, 890080), (810, 801072), (864, 751005), (972, 667560), (1080, 600804), (1215, 534048), (1296, 500670), (1440, 450603), (1458, 445040), (1620, 400536), (1944, 333780), (2160, 300402), (2430, 267024), (2592, 250335), (2916, 222520), (3240, 200268), (3645, 178016), (3888, 166890), (4320, 150201), (4860, 133512), (5563, 116640), (5832, 111260), (6480, 100134), (7290, 89008), (7776, 83445), (9720, 66756), (11126, 58320), (11664, 55630), (12960, 50067), (14580, 44504), (16689, 38880), (19440, 33378), (22252, 29160), (23328, 27815)]