131393360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 376047360

約数和(自身を除く): 244654000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 53, 56, 70, 76, 80, 95, 106, 112, 133, 140, 152, 190, 212, 233, 265, 266, 280, 304, 371, 380, 424, 466, 530, 532, 560, 665, 742, 760, 848, 932, 1007, 1060, 1064, 1165, 1330, 1484, 1520, 1631, 1855, 1864, 2014, 2120, 2128, 2330, 2660, 2968, 3262, 3710, 3728, 4028, 4240, 4427, 4660, 5035, 5320, 5936, 6524, 7049, 7420, 8056, 8155, 8854, 9320, 10070, 10640, 12349, 13048, 14098, 14840, 16112, 16310, 17708, 18640, 20140, 22135, 24698, 26096, 28196, 29680, 30989, 32620, 35245, 35416, 40280, 44270, 49396, 56392, 61745, 61978, 65240, 70490, 70832, 80560, 86443, 88540, 98792, 112784, 123490, 123956, 130480, 140980, 154945, 172886, 177080, 197584, 234631, 246980, 247912, 281960, 309890, 345772, 354160, 432215, 469262, 493960, 495824, 563920, 619780, 691544, 864430, 938524, 987920, 1173155, 1239560, 1383088, 1642417, 1728860, 1877048, 2346310, 2479120, 3284834, 3457720, 3754096, 4692620, 6569668, 6915440, 8212085, 9385240, 13139336, 16424170, 18770480, 26278672, 32848340, 65696680, 131393360]

約数ペア:

[(1, 131393360), (2, 65696680), (4, 32848340), (5, 26278672), (7, 18770480), (8, 16424170), (10, 13139336), (14, 9385240), (16, 8212085), (19, 6915440), (20, 6569668), (28, 4692620), (35, 3754096), (38, 3457720), (40, 3284834), (53, 2479120), (56, 2346310), (70, 1877048), (76, 1728860), (80, 1642417), (95, 1383088), (106, 1239560), (112, 1173155), (133, 987920), (140, 938524), (152, 864430), (190, 691544), (212, 619780), (233, 563920), (265, 495824), (266, 493960), (280, 469262), (304, 432215), (371, 354160), (380, 345772), (424, 309890), (466, 281960), (530, 247912), (532, 246980), (560, 234631), (665, 197584), (742, 177080), (760, 172886), (848, 154945), (932, 140980), (1007, 130480), (1060, 123956), (1064, 123490), (1165, 112784), (1330, 98792), (1484, 88540), (1520, 86443), (1631, 80560), (1855, 70832), (1864, 70490), (2014, 65240), (2120, 61978), (2128, 61745), (2330, 56392), (2660, 49396), (2968, 44270), (3262, 40280), (3710, 35416), (3728, 35245), (4028, 32620), (4240, 30989), (4427, 29680), (4660, 28196), (5035, 26096), (5320, 24698), (5936, 22135), (6524, 20140), (7049, 18640), (7420, 17708), (8056, 16310), (8155, 16112), (8854, 14840), (9320, 14098), (10070, 13048), (10640, 12349)]