319168640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{373}}^1$

素因数の和:590

約数の個数: 128

約数和(自身を含む): 878929920

約数和(自身を除く): 559761280

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, 224, 280, 320, 373, 382, 448, 560, 640, 746, 764, 896, 955, 1120, 1337, 1492, 1528, 1865, 1910, 2240, 2611, 2674, 2984, 3056, 3730, 3820, 4480, 5222, 5348, 5968, 6112, 6685, 7460, 7640, 10444, 10696, 11936, 12224, 13055, 13370, 14920, 15280, 20888, 21392, 23872, 24448, 26110, 26740, 29840, 30560, 41776, 42784, 47744, 52220, 53480, 59680, 61120, 71243, 83552, 85568, 104440, 106960, 119360, 122240, 142486, 167104, 171136, 208880, 213920, 238720, 284972, 334208, 356215, 417760, 427840, 498701, 569944, 712430, 835520, 855680, 997402, 1139888, 1424860, 1671040, 1994804, 2279776, 2493505, 2849720, 3989608, 4559552, 4987010, 5699440, 7979216, 9119104, 9974020, 11398880, 15958432, 19948040, 22797760, 31916864, 39896080, 45595520, 63833728, 79792160, 159584320, 319168640]

約数ペア:

[(1, 319168640), (2, 159584320), (4, 79792160), (5, 63833728), (7, 45595520), (8, 39896080), (10, 31916864), (14, 22797760), (16, 19948040), (20, 15958432), (28, 11398880), (32, 9974020), (35, 9119104), (40, 7979216), (56, 5699440), (64, 4987010), (70, 4559552), (80, 3989608), (112, 2849720), (128, 2493505), (140, 2279776), (160, 1994804), (191, 1671040), (224, 1424860), (280, 1139888), (320, 997402), (373, 855680), (382, 835520), (448, 712430), (560, 569944), (640, 498701), (746, 427840), (764, 417760), (896, 356215), (955, 334208), (1120, 284972), (1337, 238720), (1492, 213920), (1528, 208880), (1865, 171136), (1910, 167104), (2240, 142486), (2611, 122240), (2674, 119360), (2984, 106960), (3056, 104440), (3730, 85568), (3820, 83552), (4480, 71243), (5222, 61120), (5348, 59680), (5968, 53480), (6112, 52220), (6685, 47744), (7460, 42784), (7640, 41776), (10444, 30560), (10696, 29840), (11936, 26740), (12224, 26110), (13055, 24448), (13370, 23872), (14920, 21392), (15280, 20888)]