191033220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 192

約数和(自身を含む): 661893120

約数和(自身を除く): 470859900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 37, 38, 42, 57, 60, 70, 74, 76, 84, 95, 105, 111, 114, 133, 140, 148, 185, 190, 210, 222, 228, 259, 266, 285, 370, 380, 399, 420, 444, 518, 532, 555, 570, 647, 665, 703, 740, 777, 798, 1036, 1110, 1140, 1294, 1295, 1330, 1406, 1554, 1596, 1941, 1995, 2109, 2220, 2588, 2590, 2660, 2812, 3108, 3235, 3515, 3882, 3885, 3990, 4218, 4529, 4921, 5180, 6470, 7030, 7764, 7770, 7980, 8436, 9058, 9705, 9842, 10545, 12293, 12940, 13587, 14060, 14763, 15540, 18116, 19410, 19684, 21090, 22645, 23939, 24586, 24605, 27174, 29526, 36879, 38820, 42180, 45290, 47878, 49172, 49210, 54348, 59052, 61465, 67935, 71817, 73758, 73815, 86051, 90580, 95756, 98420, 119695, 122930, 135870, 143634, 147516, 147630, 167573, 172102, 184395, 239390, 245860, 258153, 271740, 287268, 295260, 335146, 344204, 359085, 368790, 430255, 454841, 478780, 502719, 516306, 670292, 718170, 737580, 837865, 860510, 909682, 1005438, 1032612, 1290765, 1364523, 1436340, 1675730, 1721020, 1819364, 2010876, 2274205, 2513595, 2581530, 2729046, 3183887, 3351460, 4548410, 5027190, 5163060, 5458092, 6367774, 6822615, 9096820, 9551661, 10054380, 12735548, 13645230, 15919435, 19103322, 27290460, 31838870, 38206644, 47758305, 63677740, 95516610, 191033220]

約数ペア:

[(1, 191033220), (2, 95516610), (3, 63677740), (4, 47758305), (5, 38206644), (6, 31838870), (7, 27290460), (10, 19103322), (12, 15919435), (14, 13645230), (15, 12735548), (19, 10054380), (20, 9551661), (21, 9096820), (28, 6822615), (30, 6367774), (35, 5458092), (37, 5163060), (38, 5027190), (42, 4548410), (57, 3351460), (60, 3183887), (70, 2729046), (74, 2581530), (76, 2513595), (84, 2274205), (95, 2010876), (105, 1819364), (111, 1721020), (114, 1675730), (133, 1436340), (140, 1364523), (148, 1290765), (185, 1032612), (190, 1005438), (210, 909682), (222, 860510), (228, 837865), (259, 737580), (266, 718170), (285, 670292), (370, 516306), (380, 502719), (399, 478780), (420, 454841), (444, 430255), (518, 368790), (532, 359085), (555, 344204), (570, 335146), (647, 295260), (665, 287268), (703, 271740), (740, 258153), (777, 245860), (798, 239390), (1036, 184395), (1110, 172102), (1140, 167573), (1294, 147630), (1295, 147516), (1330, 143634), (1406, 135870), (1554, 122930), (1596, 119695), (1941, 98420), (1995, 95756), (2109, 90580), (2220, 86051), (2588, 73815), (2590, 73758), (2660, 71817), (2812, 67935), (3108, 61465), (3235, 59052), (3515, 54348), (3882, 49210), (3885, 49172), (3990, 47878), (4218, 45290), (4529, 42180), (4921, 38820), (5180, 36879), (6470, 29526), (7030, 27174), (7764, 24605), (7770, 24586), (7980, 23939), (8436, 22645), (9058, 21090), (9705, 19684), (9842, 19410), (10545, 18116), (12293, 15540), (12940, 14763), (13587, 14060)]