12405278720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{9539}}^1$

素因数の和:9693

約数の個数: 96

約数和(自身を含む): 30002918400

約数和(自身を除く): 17597639680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 635, 640, 1016, 1024, 1270, 1280, 2032, 2048, 2540, 2560, 4064, 5080, 5120, 8128, 9539, 10160, 10240, 16256, 19078, 20320, 32512, 38156, 40640, 47695, 65024, 76312, 81280, 95390, 130048, 152624, 162560, 190780, 260096, 305248, 325120, 381560, 610496, 650240, 763120, 1211453, 1220992, 1300480, 1526240, 2422906, 2441984, 3052480, 4845812, 4883968, 6057265, 6104960, 9691624, 9767936, 12114530, 12209920, 19383248, 19535872, 24229060, 24419840, 38766496, 48458120, 48839680, 77532992, 96916240, 97679360, 155065984, 193832480, 310131968, 387664960, 620263936, 775329920, 1240527872, 1550659840, 2481055744, 3101319680, 6202639360, 12405278720]

約数ペア:

[(1, 12405278720), (2, 6202639360), (4, 3101319680), (5, 2481055744), (8, 1550659840), (10, 1240527872), (16, 775329920), (20, 620263936), (32, 387664960), (40, 310131968), (64, 193832480), (80, 155065984), (127, 97679360), (128, 96916240), (160, 77532992), (254, 48839680), (256, 48458120), (320, 38766496), (508, 24419840), (512, 24229060), (635, 19535872), (640, 19383248), (1016, 12209920), (1024, 12114530), (1270, 9767936), (1280, 9691624), (2032, 6104960), (2048, 6057265), (2540, 4883968), (2560, 4845812), (4064, 3052480), (5080, 2441984), (5120, 2422906), (8128, 1526240), (9539, 1300480), (10160, 1220992), (10240, 1211453), (16256, 763120), (19078, 650240), (20320, 610496), (32512, 381560), (38156, 325120), (40640, 305248), (47695, 260096), (65024, 190780), (76312, 162560), (81280, 152624), (95390, 130048)]