81760770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 192

約数和(自身を含む): 267321600

約数和(自身を除く): 185560830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 67, 70, 78, 90, 91, 105, 117, 126, 130, 134, 149, 182, 195, 201, 210, 234, 273, 298, 315, 335, 390, 402, 447, 455, 469, 546, 585, 603, 630, 670, 745, 819, 871, 894, 910, 938, 1005, 1043, 1170, 1206, 1341, 1365, 1407, 1490, 1638, 1742, 1937, 2010, 2086, 2235, 2345, 2613, 2682, 2730, 2814, 3015, 3129, 3874, 4095, 4221, 4355, 4470, 4690, 5215, 5226, 5811, 6030, 6097, 6258, 6705, 7035, 7839, 8190, 8442, 8710, 9387, 9685, 9983, 10430, 11622, 12194, 13065, 13410, 13559, 14070, 15645, 15678, 17433, 18291, 18774, 19370, 19966, 21105, 26130, 27118, 29055, 29949, 30485, 31290, 34866, 36582, 39195, 40677, 42210, 46935, 49915, 54873, 58110, 59898, 60970, 67795, 69881, 78390, 81354, 87165, 89847, 91455, 93870, 99830, 109746, 122031, 129779, 135590, 139762, 149745, 174330, 179694, 182910, 203385, 209643, 244062, 259558, 274365, 299490, 349405, 389337, 406770, 419286, 449235, 548730, 610155, 628929, 648895, 698810, 778674, 898470, 908453, 1048215, 1168011, 1220310, 1257858, 1297790, 1816906, 1946685, 2096430, 2336022, 2725359, 3144645, 3893370, 4542265, 5450718, 5840055, 6289290, 8176077, 9084530, 11680110, 13626795, 16352154, 27253590, 40880385, 81760770]

約数ペア:

[(1, 81760770), (2, 40880385), (3, 27253590), (5, 16352154), (6, 13626795), (7, 11680110), (9, 9084530), (10, 8176077), (13, 6289290), (14, 5840055), (15, 5450718), (18, 4542265), (21, 3893370), (26, 3144645), (30, 2725359), (35, 2336022), (39, 2096430), (42, 1946685), (45, 1816906), (63, 1297790), (65, 1257858), (67, 1220310), (70, 1168011), (78, 1048215), (90, 908453), (91, 898470), (105, 778674), (117, 698810), (126, 648895), (130, 628929), (134, 610155), (149, 548730), (182, 449235), (195, 419286), (201, 406770), (210, 389337), (234, 349405), (273, 299490), (298, 274365), (315, 259558), (335, 244062), (390, 209643), (402, 203385), (447, 182910), (455, 179694), (469, 174330), (546, 149745), (585, 139762), (603, 135590), (630, 129779), (670, 122031), (745, 109746), (819, 99830), (871, 93870), (894, 91455), (910, 89847), (938, 87165), (1005, 81354), (1043, 78390), (1170, 69881), (1206, 67795), (1341, 60970), (1365, 59898), (1407, 58110), (1490, 54873), (1638, 49915), (1742, 46935), (1937, 42210), (2010, 40677), (2086, 39195), (2235, 36582), (2345, 34866), (2613, 31290), (2682, 30485), (2730, 29949), (2814, 29055), (3015, 27118), (3129, 26130), (3874, 21105), (4095, 19966), (4221, 19370), (4355, 18774), (4470, 18291), (4690, 17433), (5215, 15678), (5226, 15645), (5811, 14070), (6030, 13559), (6097, 13410), (6258, 13065), (6705, 12194), (7035, 11622), (7839, 10430), (8190, 9983), (8442, 9685), (8710, 9387)]