128170960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:165

約数の個数: 160

約数和(自身を含む): 335871360

約数和(自身を除く): 207700400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 43, 53, 74, 76, 80, 86, 95, 106, 148, 152, 172, 185, 190, 212, 215, 265, 296, 304, 344, 370, 380, 424, 430, 530, 592, 688, 703, 740, 760, 817, 848, 860, 1007, 1060, 1406, 1480, 1520, 1591, 1634, 1720, 1961, 2014, 2120, 2279, 2812, 2960, 3182, 3268, 3440, 3515, 3922, 4028, 4085, 4240, 4558, 5035, 5624, 6364, 6536, 7030, 7844, 7955, 8056, 8170, 9116, 9805, 10070, 11248, 11395, 12728, 13072, 14060, 15688, 15910, 16112, 16340, 18232, 19610, 20140, 22790, 25456, 28120, 30229, 31376, 31820, 32680, 36464, 37259, 39220, 40280, 43301, 45580, 56240, 60458, 63640, 65360, 74518, 78440, 80560, 84323, 86602, 91160, 120916, 127280, 149036, 151145, 156880, 168646, 173204, 182320, 186295, 216505, 241832, 298072, 302290, 337292, 346408, 372590, 421615, 433010, 483664, 596144, 604580, 674584, 692816, 745180, 843230, 866020, 1209160, 1349168, 1490360, 1602137, 1686460, 1732040, 2418320, 2980720, 3204274, 3372920, 3464080, 6408548, 6745840, 8010685, 12817096, 16021370, 25634192, 32042740, 64085480, 128170960]

約数ペア:

[(1, 128170960), (2, 64085480), (4, 32042740), (5, 25634192), (8, 16021370), (10, 12817096), (16, 8010685), (19, 6745840), (20, 6408548), (37, 3464080), (38, 3372920), (40, 3204274), (43, 2980720), (53, 2418320), (74, 1732040), (76, 1686460), (80, 1602137), (86, 1490360), (95, 1349168), (106, 1209160), (148, 866020), (152, 843230), (172, 745180), (185, 692816), (190, 674584), (212, 604580), (215, 596144), (265, 483664), (296, 433010), (304, 421615), (344, 372590), (370, 346408), (380, 337292), (424, 302290), (430, 298072), (530, 241832), (592, 216505), (688, 186295), (703, 182320), (740, 173204), (760, 168646), (817, 156880), (848, 151145), (860, 149036), (1007, 127280), (1060, 120916), (1406, 91160), (1480, 86602), (1520, 84323), (1591, 80560), (1634, 78440), (1720, 74518), (1961, 65360), (2014, 63640), (2120, 60458), (2279, 56240), (2812, 45580), (2960, 43301), (3182, 40280), (3268, 39220), (3440, 37259), (3515, 36464), (3922, 32680), (4028, 31820), (4085, 31376), (4240, 30229), (4558, 28120), (5035, 25456), (5624, 22790), (6364, 20140), (6536, 19610), (7030, 18232), (7844, 16340), (7955, 16112), (8056, 15910), (8170, 15688), (9116, 14060), (9805, 13072), (10070, 12728), (11248, 11395)]