248404320

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{6389}}^1$

素因数の和:6419

約数の個数: 144

約数和(自身を含む): 879212880

約数和(自身を除く): 630808560

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, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6389, 6480, 7776, 9720, 12778, 12960, 19167, 19440, 25556, 31945, 38334, 38880, 51112, 57501, 63890, 76668, 95835, 102224, 115002, 127780, 153336, 172503, 191670, 204448, 230004, 255560, 287505, 306672, 345006, 383340, 460008, 511120, 517509, 575010, 613344, 690012, 766680, 862515, 920016, 1022240, 1035018, 1150020, 1380024, 1533360, 1552527, 1725030, 1840032, 2070036, 2300040, 2587545, 2760048, 3066720, 3105054, 3450060, 4140072, 4600080, 5175090, 5520096, 6210108, 6900120, 7762635, 8280144, 9200160, 10350180, 12420216, 13800240, 15525270, 16560288, 20700360, 24840432, 27600480, 31050540, 41400720, 49680864, 62101080, 82801440, 124202160, 248404320]

約数ペア:

[(1, 248404320), (2, 124202160), (3, 82801440), (4, 62101080), (5, 49680864), (6, 41400720), (8, 31050540), (9, 27600480), (10, 24840432), (12, 20700360), (15, 16560288), (16, 15525270), (18, 13800240), (20, 12420216), (24, 10350180), (27, 9200160), (30, 8280144), (32, 7762635), (36, 6900120), (40, 6210108), (45, 5520096), (48, 5175090), (54, 4600080), (60, 4140072), (72, 3450060), (80, 3105054), (81, 3066720), (90, 2760048), (96, 2587545), (108, 2300040), (120, 2070036), (135, 1840032), (144, 1725030), (160, 1552527), (162, 1533360), (180, 1380024), (216, 1150020), (240, 1035018), (243, 1022240), (270, 920016), (288, 862515), (324, 766680), (360, 690012), (405, 613344), (432, 575010), (480, 517509), (486, 511120), (540, 460008), (648, 383340), (720, 345006), (810, 306672), (864, 287505), (972, 255560), (1080, 230004), (1215, 204448), (1296, 191670), (1440, 172503), (1620, 153336), (1944, 127780), (2160, 115002), (2430, 102224), (2592, 95835), (3240, 76668), (3888, 63890), (4320, 57501), (4860, 51112), (6389, 38880), (6480, 38334), (7776, 31945), (9720, 25556), (12778, 19440), (12960, 19167)]