181483668

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 507911040

約数和(自身を除く): 326427372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 71, 74, 76, 101, 111, 114, 142, 148, 171, 202, 213, 222, 228, 284, 303, 333, 342, 404, 426, 444, 606, 639, 666, 684, 703, 852, 909, 1212, 1278, 1332, 1349, 1406, 1818, 1919, 2109, 2556, 2627, 2698, 2812, 3636, 3737, 3838, 4047, 4218, 5254, 5396, 5757, 6327, 7171, 7474, 7676, 7881, 8094, 8436, 10508, 11211, 11514, 12141, 12654, 14342, 14948, 15762, 16188, 17271, 21513, 22422, 23028, 23643, 24282, 25308, 28684, 31524, 33633, 34542, 43026, 44844, 47286, 48564, 49913, 64539, 67266, 69084, 71003, 86052, 94572, 99826, 129078, 134532, 136249, 142006, 149739, 199652, 213009, 258156, 265327, 272498, 284012, 299478, 408747, 426018, 449217, 530654, 544996, 598956, 639027, 795981, 817494, 852036, 898434, 1061308, 1226241, 1278054, 1591962, 1634988, 1796868, 2387943, 2452482, 2556108, 3183924, 4775886, 4904964, 5041213, 9551772, 10082426, 15123639, 20164852, 30247278, 45370917, 60494556, 90741834, 181483668]

約数ペア:

[(1, 181483668), (2, 90741834), (3, 60494556), (4, 45370917), (6, 30247278), (9, 20164852), (12, 15123639), (18, 10082426), (19, 9551772), (36, 5041213), (37, 4904964), (38, 4775886), (57, 3183924), (71, 2556108), (74, 2452482), (76, 2387943), (101, 1796868), (111, 1634988), (114, 1591962), (142, 1278054), (148, 1226241), (171, 1061308), (202, 898434), (213, 852036), (222, 817494), (228, 795981), (284, 639027), (303, 598956), (333, 544996), (342, 530654), (404, 449217), (426, 426018), (444, 408747), (606, 299478), (639, 284012), (666, 272498), (684, 265327), (703, 258156), (852, 213009), (909, 199652), (1212, 149739), (1278, 142006), (1332, 136249), (1349, 134532), (1406, 129078), (1818, 99826), (1919, 94572), (2109, 86052), (2556, 71003), (2627, 69084), (2698, 67266), (2812, 64539), (3636, 49913), (3737, 48564), (3838, 47286), (4047, 44844), (4218, 43026), (5254, 34542), (5396, 33633), (5757, 31524), (6327, 28684), (7171, 25308), (7474, 24282), (7676, 23643), (7881, 23028), (8094, 22422), (8436, 21513), (10508, 17271), (11211, 16188), (11514, 15762), (12141, 14948), (12654, 14342)]