861642210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:126

約数の個数: 288

約数和(自身を含む): 2662511040

約数和(自身を除く): 1800868830

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 31, 33, 38, 39, 55, 57, 62, 65, 66, 78, 93, 95, 110, 114, 121, 130, 143, 155, 165, 186, 190, 195, 209, 242, 247, 285, 286, 310, 330, 341, 363, 390, 403, 418, 429, 465, 494, 570, 589, 605, 627, 682, 715, 726, 741, 806, 858, 930, 961, 1023, 1045, 1178, 1209, 1210, 1235, 1254, 1430, 1482, 1573, 1705, 1767, 1815, 1922, 2015, 2046, 2090, 2145, 2299, 2418, 2470, 2717, 2883, 2945, 3135, 3146, 3410, 3534, 3630, 3705, 3751, 4030, 4290, 4433, 4598, 4719, 4805, 5115, 5434, 5766, 5890, 6045, 6270, 6479, 6897, 7410, 7502, 7657, 7865, 8151, 8835, 8866, 9438, 9610, 10230, 10571, 11253, 11495, 12090, 12493, 12958, 13299, 13585, 13794, 14415, 15314, 15730, 16302, 17670, 18259, 18755, 19437, 21142, 22165, 22506, 22971, 22990, 23595, 24986, 26598, 27170, 28830, 29887, 31713, 32395, 34485, 36518, 37479, 37510, 38285, 38874, 40755, 44330, 45942, 47190, 48763, 52855, 54777, 56265, 59774, 62465, 63426, 64790, 66495, 68970, 71269, 74958, 76570, 81510, 84227, 89661, 91295, 97185, 97526, 105710, 109554, 112530, 114855, 116281, 124930, 132990, 137423, 142538, 146289, 149435, 158565, 168454, 179322, 182590, 187395, 194370, 200849, 213807, 229710, 232562, 237367, 243815, 252681, 273885, 274846, 292578, 298870, 317130, 348843, 356345, 374790, 401698, 412269, 421135, 427614, 448305, 474734, 487630, 505362, 547770, 581405, 602547, 687115, 697686, 712101, 712690, 731445, 824538, 842270, 896610, 926497, 1004245, 1069035, 1162810, 1186835, 1205094, 1263405, 1374230, 1424202, 1462890, 1511653, 1744215, 1852994, 2008490, 2061345, 2138070, 2209339, 2373670, 2526810, 2611037, 2779491, 3012735, 3023306, 3488430, 3560505, 4122690, 4418678, 4534959, 4632485, 5222074, 5558982, 6025470, 6628017, 7121010, 7558265, 7833111, 9069918, 9264970, 11046695, 13055185, 13256034, 13897455, 15116530, 15666222, 22093390, 22674795, 26110370, 27794910, 28721407, 33140085, 39165555, 45349590, 57442814, 66280170, 78331110, 86164221, 143607035, 172328442, 287214070, 430821105, 861642210]

約数ペア:

[(1, 861642210), (2, 430821105), (3, 287214070), (5, 172328442), (6, 143607035), (10, 86164221), (11, 78331110), (13, 66280170), (15, 57442814), (19, 45349590), (22, 39165555), (26, 33140085), (30, 28721407), (31, 27794910), (33, 26110370), (38, 22674795), (39, 22093390), (55, 15666222), (57, 15116530), (62, 13897455), (65, 13256034), (66, 13055185), (78, 11046695), (93, 9264970), (95, 9069918), (110, 7833111), (114, 7558265), (121, 7121010), (130, 6628017), (143, 6025470), (155, 5558982), (165, 5222074), (186, 4632485), (190, 4534959), (195, 4418678), (209, 4122690), (242, 3560505), (247, 3488430), (285, 3023306), (286, 3012735), (310, 2779491), (330, 2611037), (341, 2526810), (363, 2373670), (390, 2209339), (403, 2138070), (418, 2061345), (429, 2008490), (465, 1852994), (494, 1744215), (570, 1511653), (589, 1462890), (605, 1424202), (627, 1374230), (682, 1263405), (715, 1205094), (726, 1186835), (741, 1162810), (806, 1069035), (858, 1004245), (930, 926497), (961, 896610), (1023, 842270), (1045, 824538), (1178, 731445), (1209, 712690), (1210, 712101), (1235, 697686), (1254, 687115), (1430, 602547), (1482, 581405), (1573, 547770), (1705, 505362), (1767, 487630), (1815, 474734), (1922, 448305), (2015, 427614), (2046, 421135), (2090, 412269), (2145, 401698), (2299, 374790), (2418, 356345), (2470, 348843), (2717, 317130), (2883, 298870), (2945, 292578), (3135, 274846), (3146, 273885), (3410, 252681), (3534, 243815), (3630, 237367), (3705, 232562), (3751, 229710), (4030, 213807), (4290, 200849), (4433, 194370), (4598, 187395), (4719, 182590), (4805, 179322), (5115, 168454), (5434, 158565), (5766, 149435), (5890, 146289), (6045, 142538), (6270, 137423), (6479, 132990), (6897, 124930), (7410, 116281), (7502, 114855), (7657, 112530), (7865, 109554), (8151, 105710), (8835, 97526), (8866, 97185), (9438, 91295), (9610, 89661), (10230, 84227), (10571, 81510), (11253, 76570), (11495, 74958), (12090, 71269), (12493, 68970), (12958, 66495), (13299, 64790), (13585, 63426), (13794, 62465), (14415, 59774), (15314, 56265), (15730, 54777), (16302, 52855), (17670, 48763), (18259, 47190), (18755, 45942), (19437, 44330), (21142, 40755), (22165, 38874), (22506, 38285), (22971, 37510), (22990, 37479), (23595, 36518), (24986, 34485), (26598, 32395), (27170, 31713), (28830, 29887)]