131445930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{739}}^1$

素因数の和:785

約数の個数: 144

約数和(自身を含む): 403915680

約数和(自身を除く): 272469750

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 49, 55, 66, 70, 77, 98, 105, 110, 121, 147, 154, 165, 210, 231, 242, 245, 294, 330, 363, 385, 462, 490, 539, 605, 726, 735, 739, 770, 847, 1078, 1155, 1210, 1470, 1478, 1617, 1694, 1815, 2217, 2310, 2541, 2695, 3234, 3630, 3695, 4235, 4434, 5082, 5173, 5390, 5929, 7390, 8085, 8129, 8470, 10346, 11085, 11858, 12705, 15519, 16170, 16258, 17787, 22170, 24387, 25410, 25865, 29645, 31038, 35574, 36211, 40645, 48774, 51730, 56903, 59290, 72422, 77595, 81290, 88935, 89419, 108633, 113806, 121935, 155190, 170709, 177870, 178838, 181055, 217266, 243870, 268257, 284515, 341418, 362110, 398321, 447095, 536514, 543165, 569030, 625933, 796642, 853545, 894190, 1086330, 1194963, 1251866, 1341285, 1707090, 1877799, 1991605, 2389926, 2682570, 3129665, 3755598, 3983210, 4381531, 5974815, 6259330, 8763062, 9388995, 11949630, 13144593, 18777990, 21907655, 26289186, 43815310, 65722965, 131445930]

約数ペア:

[(1, 131445930), (2, 65722965), (3, 43815310), (5, 26289186), (6, 21907655), (7, 18777990), (10, 13144593), (11, 11949630), (14, 9388995), (15, 8763062), (21, 6259330), (22, 5974815), (30, 4381531), (33, 3983210), (35, 3755598), (42, 3129665), (49, 2682570), (55, 2389926), (66, 1991605), (70, 1877799), (77, 1707090), (98, 1341285), (105, 1251866), (110, 1194963), (121, 1086330), (147, 894190), (154, 853545), (165, 796642), (210, 625933), (231, 569030), (242, 543165), (245, 536514), (294, 447095), (330, 398321), (363, 362110), (385, 341418), (462, 284515), (490, 268257), (539, 243870), (605, 217266), (726, 181055), (735, 178838), (739, 177870), (770, 170709), (847, 155190), (1078, 121935), (1155, 113806), (1210, 108633), (1470, 89419), (1478, 88935), (1617, 81290), (1694, 77595), (1815, 72422), (2217, 59290), (2310, 56903), (2541, 51730), (2695, 48774), (3234, 40645), (3630, 36211), (3695, 35574), (4235, 31038), (4434, 29645), (5082, 25865), (5173, 25410), (5390, 24387), (5929, 22170), (7390, 17787), (8085, 16258), (8129, 16170), (8470, 15519), (10346, 12705), (11085, 11858)]