138456780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1303}}^1$

素因数の和:1356

約数の個数: 192

約数和(自身を含む): 504741888

約数和(自身を除く): 366285108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 23, 28, 30, 33, 35, 42, 44, 46, 55, 60, 66, 69, 70, 77, 84, 92, 105, 110, 115, 132, 138, 140, 154, 161, 165, 210, 220, 230, 231, 253, 276, 308, 322, 330, 345, 385, 420, 460, 462, 483, 506, 644, 660, 690, 759, 770, 805, 924, 966, 1012, 1155, 1265, 1303, 1380, 1518, 1540, 1610, 1771, 1932, 2310, 2415, 2530, 2606, 3036, 3220, 3542, 3795, 3909, 4620, 4830, 5060, 5212, 5313, 6515, 7084, 7590, 7818, 8855, 9121, 9660, 10626, 13030, 14333, 15180, 15636, 17710, 18242, 19545, 21252, 26060, 26565, 27363, 28666, 29969, 35420, 36484, 39090, 42999, 45605, 53130, 54726, 57332, 59938, 71665, 78180, 85998, 89907, 91210, 100331, 106260, 109452, 119876, 136815, 143330, 149845, 171996, 179814, 182420, 200662, 209783, 214995, 273630, 286660, 299690, 300993, 329659, 359628, 401324, 419566, 429990, 449535, 501655, 547260, 599380, 601986, 629349, 659318, 839132, 859980, 899070, 988977, 1003310, 1048915, 1203972, 1258698, 1318636, 1504965, 1648295, 1798140, 1977954, 2006620, 2097830, 2307613, 2517396, 3009930, 3146745, 3296590, 3955908, 4195660, 4615226, 4944885, 6019860, 6293490, 6593180, 6922839, 9230452, 9889770, 11538065, 12586980, 13845678, 19779540, 23076130, 27691356, 34614195, 46152260, 69228390, 138456780]

約数ペア:

[(1, 138456780), (2, 69228390), (3, 46152260), (4, 34614195), (5, 27691356), (6, 23076130), (7, 19779540), (10, 13845678), (11, 12586980), (12, 11538065), (14, 9889770), (15, 9230452), (20, 6922839), (21, 6593180), (22, 6293490), (23, 6019860), (28, 4944885), (30, 4615226), (33, 4195660), (35, 3955908), (42, 3296590), (44, 3146745), (46, 3009930), (55, 2517396), (60, 2307613), (66, 2097830), (69, 2006620), (70, 1977954), (77, 1798140), (84, 1648295), (92, 1504965), (105, 1318636), (110, 1258698), (115, 1203972), (132, 1048915), (138, 1003310), (140, 988977), (154, 899070), (161, 859980), (165, 839132), (210, 659318), (220, 629349), (230, 601986), (231, 599380), (253, 547260), (276, 501655), (308, 449535), (322, 429990), (330, 419566), (345, 401324), (385, 359628), (420, 329659), (460, 300993), (462, 299690), (483, 286660), (506, 273630), (644, 214995), (660, 209783), (690, 200662), (759, 182420), (770, 179814), (805, 171996), (924, 149845), (966, 143330), (1012, 136815), (1155, 119876), (1265, 109452), (1303, 106260), (1380, 100331), (1518, 91210), (1540, 89907), (1610, 85998), (1771, 78180), (1932, 71665), (2310, 59938), (2415, 57332), (2530, 54726), (2606, 53130), (3036, 45605), (3220, 42999), (3542, 39090), (3795, 36484), (3909, 35420), (4620, 29969), (4830, 28666), (5060, 27363), (5212, 26565), (5313, 26060), (6515, 21252), (7084, 19545), (7590, 18242), (7818, 17710), (8855, 15636), (9121, 15180), (9660, 14333), (10626, 13030)]