161245260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 288

約数和(自身を含む): 573640704

約数和(自身を除く): 412395444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 37, 44, 45, 55, 60, 62, 66, 71, 74, 90, 93, 99, 110, 111, 124, 132, 142, 148, 155, 165, 180, 185, 186, 198, 213, 220, 222, 279, 284, 310, 330, 333, 341, 355, 370, 372, 396, 407, 426, 444, 465, 495, 555, 558, 620, 639, 660, 666, 682, 710, 740, 781, 814, 852, 930, 990, 1023, 1065, 1110, 1116, 1147, 1221, 1278, 1332, 1364, 1395, 1420, 1562, 1628, 1665, 1705, 1860, 1980, 2035, 2046, 2130, 2201, 2220, 2294, 2343, 2442, 2556, 2627, 2790, 3069, 3124, 3195, 3330, 3410, 3441, 3663, 3905, 4070, 4092, 4260, 4402, 4588, 4686, 4884, 5115, 5254, 5580, 5735, 6105, 6138, 6390, 6603, 6660, 6820, 6882, 7029, 7326, 7810, 7881, 8140, 8804, 9372, 10230, 10323, 10508, 11005, 11470, 11715, 12210, 12276, 12617, 12780, 13135, 13206, 13764, 14058, 14652, 15345, 15620, 15762, 17205, 18315, 19809, 20460, 20646, 22010, 22940, 23430, 23643, 24211, 24420, 25234, 26270, 26412, 28116, 28897, 30690, 31524, 33015, 34410, 35145, 36630, 37851, 39405, 39618, 41292, 44020, 46860, 47286, 48422, 50468, 51615, 52540, 57794, 61380, 63085, 66030, 68820, 70290, 72633, 73260, 75702, 78810, 79236, 81437, 86691, 94572, 96844, 99045, 103230, 113553, 115588, 118215, 121055, 126170, 132060, 140580, 144485, 145266, 151404, 157620, 162874, 173382, 189255, 198090, 206460, 217899, 227106, 236430, 242110, 244311, 252340, 260073, 288970, 290532, 325748, 346764, 363165, 378510, 396180, 407185, 433455, 435798, 454212, 472860, 484220, 488622, 520146, 567765, 577940, 726330, 732933, 757020, 814370, 866910, 871596, 895807, 977244, 1040292, 1089495, 1135530, 1221555, 1300365, 1452660, 1465866, 1628740, 1733820, 1791614, 2178990, 2271060, 2443110, 2600730, 2687421, 2931732, 3583228, 3664665, 4357980, 4479035, 4886220, 5201460, 5374842, 7329330, 8062263, 8958070, 10749684, 13437105, 14658660, 16124526, 17916140, 26874210, 32249052, 40311315, 53748420, 80622630, 161245260]

約数ペア:

[(1, 161245260), (2, 80622630), (3, 53748420), (4, 40311315), (5, 32249052), (6, 26874210), (9, 17916140), (10, 16124526), (11, 14658660), (12, 13437105), (15, 10749684), (18, 8958070), (20, 8062263), (22, 7329330), (30, 5374842), (31, 5201460), (33, 4886220), (36, 4479035), (37, 4357980), (44, 3664665), (45, 3583228), (55, 2931732), (60, 2687421), (62, 2600730), (66, 2443110), (71, 2271060), (74, 2178990), (90, 1791614), (93, 1733820), (99, 1628740), (110, 1465866), (111, 1452660), (124, 1300365), (132, 1221555), (142, 1135530), (148, 1089495), (155, 1040292), (165, 977244), (180, 895807), (185, 871596), (186, 866910), (198, 814370), (213, 757020), (220, 732933), (222, 726330), (279, 577940), (284, 567765), (310, 520146), (330, 488622), (333, 484220), (341, 472860), (355, 454212), (370, 435798), (372, 433455), (396, 407185), (407, 396180), (426, 378510), (444, 363165), (465, 346764), (495, 325748), (555, 290532), (558, 288970), (620, 260073), (639, 252340), (660, 244311), (666, 242110), (682, 236430), (710, 227106), (740, 217899), (781, 206460), (814, 198090), (852, 189255), (930, 173382), (990, 162874), (1023, 157620), (1065, 151404), (1110, 145266), (1116, 144485), (1147, 140580), (1221, 132060), (1278, 126170), (1332, 121055), (1364, 118215), (1395, 115588), (1420, 113553), (1562, 103230), (1628, 99045), (1665, 96844), (1705, 94572), (1860, 86691), (1980, 81437), (2035, 79236), (2046, 78810), (2130, 75702), (2201, 73260), (2220, 72633), (2294, 70290), (2343, 68820), (2442, 66030), (2556, 63085), (2627, 61380), (2790, 57794), (3069, 52540), (3124, 51615), (3195, 50468), (3330, 48422), (3410, 47286), (3441, 46860), (3663, 44020), (3905, 41292), (4070, 39618), (4092, 39405), (4260, 37851), (4402, 36630), (4588, 35145), (4686, 34410), (4884, 33015), (5115, 31524), (5254, 30690), (5580, 28897), (5735, 28116), (6105, 26412), (6138, 26270), (6390, 25234), (6603, 24420), (6660, 24211), (6820, 23643), (6882, 23430), (7029, 22940), (7326, 22010), (7810, 20646), (7881, 20460), (8140, 19809), (8804, 18315), (9372, 17205), (10230, 15762), (10323, 15620), (10508, 15345), (11005, 14652), (11470, 14058), (11715, 13764), (12210, 13206), (12276, 13135), (12617, 12780)]