235488640

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^2\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 579258000

約数和(自身を除く): 343769360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 199, 215, 320, 344, 398, 430, 640, 688, 796, 860, 995, 1376, 1592, 1720, 1849, 1990, 2752, 3184, 3440, 3698, 3980, 5504, 6368, 6880, 7396, 7960, 8557, 9245, 12736, 13760, 14792, 15920, 17114, 18490, 25472, 27520, 29584, 31840, 34228, 36980, 42785, 59168, 63680, 68456, 73960, 85570, 118336, 127360, 136912, 147920, 171140, 236672, 273824, 295840, 342280, 367951, 547648, 591680, 684560, 735902, 1095296, 1183360, 1369120, 1471804, 1839755, 2738240, 2943608, 3679510, 5476480, 5887216, 7359020, 11774432, 14718040, 23548864, 29436080, 47097728, 58872160, 117744320, 235488640]

約数ペア:

[(1, 235488640), (2, 117744320), (4, 58872160), (5, 47097728), (8, 29436080), (10, 23548864), (16, 14718040), (20, 11774432), (32, 7359020), (40, 5887216), (43, 5476480), (64, 3679510), (80, 2943608), (86, 2738240), (128, 1839755), (160, 1471804), (172, 1369120), (199, 1183360), (215, 1095296), (320, 735902), (344, 684560), (398, 591680), (430, 547648), (640, 367951), (688, 342280), (796, 295840), (860, 273824), (995, 236672), (1376, 171140), (1592, 147920), (1720, 136912), (1849, 127360), (1990, 118336), (2752, 85570), (3184, 73960), (3440, 68456), (3698, 63680), (3980, 59168), (5504, 42785), (6368, 36980), (6880, 34228), (7396, 31840), (7960, 29584), (8557, 27520), (9245, 25472), (12736, 18490), (13760, 17114), (14792, 15920)]