190816640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 526417920

約数和(自身を除く): 335601280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 191, 223, 224, 280, 320, 382, 446, 448, 560, 640, 764, 892, 896, 955, 1115, 1120, 1337, 1528, 1561, 1784, 1910, 2230, 2240, 2674, 3056, 3122, 3568, 3820, 4460, 4480, 5348, 6112, 6244, 6685, 7136, 7640, 7805, 8920, 10696, 12224, 12488, 13370, 14272, 15280, 15610, 17840, 21392, 24448, 24976, 26740, 28544, 30560, 31220, 35680, 42593, 42784, 49952, 53480, 61120, 62440, 71360, 85186, 85568, 99904, 106960, 122240, 124880, 142720, 170372, 171136, 199808, 212965, 213920, 249760, 298151, 340744, 425930, 427840, 499520, 596302, 681488, 851860, 855680, 999040, 1192604, 1362976, 1490755, 1703720, 2385208, 2725952, 2981510, 3407440, 4770416, 5451904, 5963020, 6814880, 9540832, 11926040, 13629760, 19081664, 23852080, 27259520, 38163328, 47704160, 95408320, 190816640]

約数ペア:

[(1, 190816640), (2, 95408320), (4, 47704160), (5, 38163328), (7, 27259520), (8, 23852080), (10, 19081664), (14, 13629760), (16, 11926040), (20, 9540832), (28, 6814880), (32, 5963020), (35, 5451904), (40, 4770416), (56, 3407440), (64, 2981510), (70, 2725952), (80, 2385208), (112, 1703720), (128, 1490755), (140, 1362976), (160, 1192604), (191, 999040), (223, 855680), (224, 851860), (280, 681488), (320, 596302), (382, 499520), (446, 427840), (448, 425930), (560, 340744), (640, 298151), (764, 249760), (892, 213920), (896, 212965), (955, 199808), (1115, 171136), (1120, 170372), (1337, 142720), (1528, 124880), (1561, 122240), (1784, 106960), (1910, 99904), (2230, 85568), (2240, 85186), (2674, 71360), (3056, 62440), (3122, 61120), (3568, 53480), (3820, 49952), (4460, 42784), (4480, 42593), (5348, 35680), (6112, 31220), (6244, 30560), (6685, 28544), (7136, 26740), (7640, 24976), (7805, 24448), (8920, 21392), (10696, 17840), (12224, 15610), (12488, 15280), (13370, 14272)]