7989840

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{137}}^1$

素因数の和:168

約数の個数: 140

約数和(自身を含む): 28055124

約数和(自身を除く): 20065284

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 137, 144, 162, 180, 216, 240, 243, 270, 274, 324, 360, 405, 411, 432, 486, 540, 548, 648, 685, 720, 729, 810, 822, 972, 1080, 1096, 1215, 1233, 1296, 1370, 1458, 1620, 1644, 1944, 2055, 2160, 2192, 2430, 2466, 2740, 2916, 3240, 3288, 3645, 3699, 3888, 4110, 4860, 4932, 5480, 5832, 6165, 6480, 6576, 7290, 7398, 8220, 9720, 9864, 10960, 11097, 11664, 12330, 14580, 14796, 16440, 18495, 19440, 19728, 22194, 24660, 29160, 29592, 32880, 33291, 36990, 44388, 49320, 55485, 58320, 59184, 66582, 73980, 88776, 98640, 99873, 110970, 133164, 147960, 166455, 177552, 199746, 221940, 266328, 295920, 332910, 399492, 443880, 499365, 532656, 665820, 798984, 887760, 998730, 1331640, 1597968, 1997460, 2663280, 3994920, 7989840]

約数ペア:

[(1, 7989840), (2, 3994920), (3, 2663280), (4, 1997460), (5, 1597968), (6, 1331640), (8, 998730), (9, 887760), (10, 798984), (12, 665820), (15, 532656), (16, 499365), (18, 443880), (20, 399492), (24, 332910), (27, 295920), (30, 266328), (36, 221940), (40, 199746), (45, 177552), (48, 166455), (54, 147960), (60, 133164), (72, 110970), (80, 99873), (81, 98640), (90, 88776), (108, 73980), (120, 66582), (135, 59184), (137, 58320), (144, 55485), (162, 49320), (180, 44388), (216, 36990), (240, 33291), (243, 32880), (270, 29592), (274, 29160), (324, 24660), (360, 22194), (405, 19728), (411, 19440), (432, 18495), (486, 16440), (540, 14796), (548, 14580), (648, 12330), (685, 11664), (720, 11097), (729, 10960), (810, 9864), (822, 9720), (972, 8220), (1080, 7398), (1096, 7290), (1215, 6576), (1233, 6480), (1296, 6165), (1370, 5832), (1458, 5480), (1620, 4932), (1644, 4860), (1944, 4110), (2055, 3888), (2160, 3699), (2192, 3645), (2430, 3288), (2466, 3240), (2740, 2916)]