248329440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{521}}^1$

素因数の和:873

約数の個数: 144

約数和(自身を含む): 851615856

約数和(自身を除く): 603286416

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, 120, 144, 160, 180, 240, 288, 331, 360, 480, 521, 662, 720, 993, 1042, 1324, 1440, 1563, 1655, 1986, 2084, 2605, 2648, 2979, 3126, 3310, 3972, 4168, 4689, 4965, 5210, 5296, 5958, 6252, 6620, 7815, 7944, 8336, 9378, 9930, 10420, 10592, 11916, 12504, 13240, 14895, 15630, 15888, 16672, 18756, 19860, 20840, 23445, 23832, 25008, 26480, 29790, 31260, 31776, 37512, 39720, 41680, 46890, 47664, 50016, 52960, 59580, 62520, 75024, 79440, 83360, 93780, 95328, 119160, 125040, 150048, 158880, 172451, 187560, 238320, 250080, 344902, 375120, 476640, 517353, 689804, 750240, 862255, 1034706, 1379608, 1552059, 1724510, 2069412, 2586765, 2759216, 3104118, 3449020, 4138824, 5173530, 5518432, 6208236, 6898040, 7760295, 8277648, 10347060, 12416472, 13796080, 15520590, 16555296, 20694120, 24832944, 27592160, 31041180, 41388240, 49665888, 62082360, 82776480, 124164720, 248329440]

約数ペア:

[(1, 248329440), (2, 124164720), (3, 82776480), (4, 62082360), (5, 49665888), (6, 41388240), (8, 31041180), (9, 27592160), (10, 24832944), (12, 20694120), (15, 16555296), (16, 15520590), (18, 13796080), (20, 12416472), (24, 10347060), (30, 8277648), (32, 7760295), (36, 6898040), (40, 6208236), (45, 5518432), (48, 5173530), (60, 4138824), (72, 3449020), (80, 3104118), (90, 2759216), (96, 2586765), (120, 2069412), (144, 1724510), (160, 1552059), (180, 1379608), (240, 1034706), (288, 862255), (331, 750240), (360, 689804), (480, 517353), (521, 476640), (662, 375120), (720, 344902), (993, 250080), (1042, 238320), (1324, 187560), (1440, 172451), (1563, 158880), (1655, 150048), (1986, 125040), (2084, 119160), (2605, 95328), (2648, 93780), (2979, 83360), (3126, 79440), (3310, 75024), (3972, 62520), (4168, 59580), (4689, 52960), (4965, 50016), (5210, 47664), (5296, 46890), (5958, 41680), (6252, 39720), (6620, 37512), (7815, 31776), (7944, 31260), (8336, 29790), (9378, 26480), (9930, 25008), (10420, 23832), (10592, 23445), (11916, 20840), (12504, 19860), (13240, 18756), (14895, 16672), (15630, 15888)]