128910400

素因数分解:

$2^6\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 168

約数和(自身を含む): 344692224

約数和(自身を除く): 215781824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 46, 50, 62, 64, 80, 92, 100, 113, 115, 124, 155, 160, 184, 200, 226, 230, 248, 310, 320, 368, 400, 452, 460, 496, 565, 575, 620, 713, 736, 775, 800, 904, 920, 992, 1130, 1150, 1240, 1426, 1472, 1550, 1600, 1808, 1840, 1984, 2260, 2300, 2480, 2599, 2825, 2852, 3100, 3503, 3565, 3616, 3680, 4520, 4600, 4960, 5198, 5650, 5704, 6200, 7006, 7130, 7232, 7360, 9040, 9200, 9920, 10396, 11300, 11408, 12400, 12995, 14012, 14260, 17515, 17825, 18080, 18400, 20792, 22600, 22816, 24800, 25990, 28024, 28520, 35030, 35650, 36160, 36800, 41584, 45200, 45632, 49600, 51980, 56048, 57040, 64975, 70060, 71300, 80569, 83168, 87575, 90400, 103960, 112096, 114080, 129950, 140120, 142600, 161138, 166336, 175150, 180800, 207920, 224192, 228160, 259900, 280240, 285200, 322276, 350300, 402845, 415840, 519800, 560480, 570400, 644552, 700600, 805690, 831680, 1039600, 1120960, 1140800, 1289104, 1401200, 1611380, 2014225, 2079200, 2578208, 2802400, 3222760, 4028450, 4158400, 5156416, 5604800, 6445520, 8056900, 12891040, 16113800, 25782080, 32227600, 64455200, 128910400]

約数ペア:

[(1, 128910400), (2, 64455200), (4, 32227600), (5, 25782080), (8, 16113800), (10, 12891040), (16, 8056900), (20, 6445520), (23, 5604800), (25, 5156416), (31, 4158400), (32, 4028450), (40, 3222760), (46, 2802400), (50, 2578208), (62, 2079200), (64, 2014225), (80, 1611380), (92, 1401200), (100, 1289104), (113, 1140800), (115, 1120960), (124, 1039600), (155, 831680), (160, 805690), (184, 700600), (200, 644552), (226, 570400), (230, 560480), (248, 519800), (310, 415840), (320, 402845), (368, 350300), (400, 322276), (452, 285200), (460, 280240), (496, 259900), (565, 228160), (575, 224192), (620, 207920), (713, 180800), (736, 175150), (775, 166336), (800, 161138), (904, 142600), (920, 140120), (992, 129950), (1130, 114080), (1150, 112096), (1240, 103960), (1426, 90400), (1472, 87575), (1550, 83168), (1600, 80569), (1808, 71300), (1840, 70060), (1984, 64975), (2260, 57040), (2300, 56048), (2480, 51980), (2599, 49600), (2825, 45632), (2852, 45200), (3100, 41584), (3503, 36800), (3565, 36160), (3616, 35650), (3680, 35030), (4520, 28520), (4600, 28024), (4960, 25990), (5198, 24800), (5650, 22816), (5704, 22600), (6200, 20792), (7006, 18400), (7130, 18080), (7232, 17825), (7360, 17515), (9040, 14260), (9200, 14012), (9920, 12995), (10396, 12400), (11300, 11408)]