21339754320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{7499}}^1$

素因数の和:7753

約数の個数: 160

約数和(自身を含む): 67495680000

約数和(自身を除く): 46155925680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 167, 213, 240, 284, 334, 355, 426, 501, 568, 668, 710, 835, 852, 1002, 1065, 1136, 1336, 1420, 1670, 1704, 2004, 2130, 2505, 2672, 2840, 3340, 3408, 4008, 4260, 5010, 5680, 6680, 7499, 8016, 8520, 10020, 11857, 13360, 14998, 17040, 20040, 22497, 23714, 29996, 35571, 37495, 40080, 44994, 47428, 59285, 59992, 71142, 74990, 89988, 94856, 112485, 118570, 119984, 142284, 149980, 177855, 179976, 189712, 224970, 237140, 284568, 299960, 355710, 359952, 449940, 474280, 532429, 569136, 599920, 711420, 899880, 948560, 1064858, 1252333, 1422840, 1597287, 1799760, 2129716, 2504666, 2662145, 2845680, 3194574, 3756999, 4259432, 5009332, 5324290, 6261665, 6389148, 7513998, 7986435, 8518864, 10018664, 10648580, 12523330, 12778296, 15027996, 15972870, 18784995, 20037328, 21297160, 25046660, 25556592, 30055992, 31945740, 37569990, 42594320, 50093320, 60111984, 63891480, 75139980, 88915643, 100186640, 127782960, 150279960, 177831286, 266746929, 300559920, 355662572, 444578215, 533493858, 711325144, 889156430, 1066987716, 1333734645, 1422650288, 1778312860, 2133975432, 2667469290, 3556625720, 4267950864, 5334938580, 7113251440, 10669877160, 21339754320]

約数ペア:

[(1, 21339754320), (2, 10669877160), (3, 7113251440), (4, 5334938580), (5, 4267950864), (6, 3556625720), (8, 2667469290), (10, 2133975432), (12, 1778312860), (15, 1422650288), (16, 1333734645), (20, 1066987716), (24, 889156430), (30, 711325144), (40, 533493858), (48, 444578215), (60, 355662572), (71, 300559920), (80, 266746929), (120, 177831286), (142, 150279960), (167, 127782960), (213, 100186640), (240, 88915643), (284, 75139980), (334, 63891480), (355, 60111984), (426, 50093320), (501, 42594320), (568, 37569990), (668, 31945740), (710, 30055992), (835, 25556592), (852, 25046660), (1002, 21297160), (1065, 20037328), (1136, 18784995), (1336, 15972870), (1420, 15027996), (1670, 12778296), (1704, 12523330), (2004, 10648580), (2130, 10018664), (2505, 8518864), (2672, 7986435), (2840, 7513998), (3340, 6389148), (3408, 6261665), (4008, 5324290), (4260, 5009332), (5010, 4259432), (5680, 3756999), (6680, 3194574), (7499, 2845680), (8016, 2662145), (8520, 2504666), (10020, 2129716), (11857, 1799760), (13360, 1597287), (14998, 1422840), (17040, 1252333), (20040, 1064858), (22497, 948560), (23714, 899880), (29996, 711420), (35571, 599920), (37495, 569136), (40080, 532429), (44994, 474280), (47428, 449940), (59285, 359952), (59992, 355710), (71142, 299960), (74990, 284568), (89988, 237140), (94856, 224970), (112485, 189712), (118570, 179976), (119984, 177855), (142284, 149980)]