189938210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 438799680

約数和(自身を除く): 248861470

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 131, 154, 245, 262, 269, 385, 490, 538, 539, 655, 770, 917, 1078, 1310, 1345, 1441, 1834, 1883, 2690, 2695, 2882, 2959, 3766, 4585, 5390, 5918, 6419, 7205, 9170, 9415, 10087, 12838, 13181, 14410, 14795, 18830, 20174, 20713, 26362, 29590, 32095, 35239, 41426, 50435, 64190, 65905, 70478, 70609, 100870, 103565, 131810, 141218, 144991, 176195, 207130, 246673, 289982, 352390, 353045, 387629, 493346, 706090, 724955, 775258, 1233365, 1449910, 1726711, 1938145, 2466730, 2713403, 3453422, 3876290, 5426806, 8633555, 13567015, 17267110, 18993821, 27134030, 37987642, 94969105, 189938210]

約数ペア:

[(1, 189938210), (2, 94969105), (5, 37987642), (7, 27134030), (10, 18993821), (11, 17267110), (14, 13567015), (22, 8633555), (35, 5426806), (49, 3876290), (55, 3453422), (70, 2713403), (77, 2466730), (98, 1938145), (110, 1726711), (131, 1449910), (154, 1233365), (245, 775258), (262, 724955), (269, 706090), (385, 493346), (490, 387629), (538, 353045), (539, 352390), (655, 289982), (770, 246673), (917, 207130), (1078, 176195), (1310, 144991), (1345, 141218), (1441, 131810), (1834, 103565), (1883, 100870), (2690, 70609), (2695, 70478), (2882, 65905), (2959, 64190), (3766, 50435), (4585, 41426), (5390, 35239), (5918, 32095), (6419, 29590), (7205, 26362), (9170, 20713), (9415, 20174), (10087, 18830), (12838, 14795), (13181, 14410)]