31660160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 89303040

約数和(自身を除く): 57642880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 191, 224, 259, 280, 296, 320, 370, 382, 448, 518, 560, 592, 640, 740, 764, 896, 955, 1036, 1120, 1184, 1295, 1337, 1480, 1528, 1910, 2072, 2240, 2368, 2590, 2674, 2960, 3056, 3820, 4144, 4480, 4736, 5180, 5348, 5920, 6112, 6685, 7067, 7640, 8288, 10360, 10696, 11840, 12224, 13370, 14134, 15280, 16576, 20720, 21392, 23680, 24448, 26740, 28268, 30560, 33152, 35335, 41440, 42784, 49469, 53480, 56536, 61120, 70670, 82880, 85568, 98938, 106960, 113072, 122240, 141340, 165760, 171136, 197876, 213920, 226144, 247345, 282680, 395752, 427840, 452288, 494690, 565360, 791504, 855680, 904576, 989380, 1130720, 1583008, 1978760, 2261440, 3166016, 3957520, 4522880, 6332032, 7915040, 15830080, 31660160]

約数ペア:

[(1, 31660160), (2, 15830080), (4, 7915040), (5, 6332032), (7, 4522880), (8, 3957520), (10, 3166016), (14, 2261440), (16, 1978760), (20, 1583008), (28, 1130720), (32, 989380), (35, 904576), (37, 855680), (40, 791504), (56, 565360), (64, 494690), (70, 452288), (74, 427840), (80, 395752), (112, 282680), (128, 247345), (140, 226144), (148, 213920), (160, 197876), (185, 171136), (191, 165760), (224, 141340), (259, 122240), (280, 113072), (296, 106960), (320, 98938), (370, 85568), (382, 82880), (448, 70670), (518, 61120), (560, 56536), (592, 53480), (640, 49469), (740, 42784), (764, 41440), (896, 35335), (955, 33152), (1036, 30560), (1120, 28268), (1184, 26740), (1295, 24448), (1337, 23680), (1480, 21392), (1528, 20720), (1910, 16576), (2072, 15280), (2240, 14134), (2368, 13370), (2590, 12224), (2674, 11840), (2960, 10696), (3056, 10360), (3820, 8288), (4144, 7640), (4480, 7067), (4736, 6685), (5180, 6112), (5348, 5920)]