31272640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:654

約数の個数: 112

約数和(自身を含む): 88952832

約数和(自身を除く): 57680192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 607, 644, 736, 805, 920, 1120, 1214, 1288, 1472, 1610, 1840, 2240, 2428, 2576, 3035, 3220, 3680, 4249, 4856, 5152, 6070, 6440, 7360, 8498, 9712, 10304, 12140, 12880, 13961, 16996, 19424, 21245, 24280, 25760, 27922, 33992, 38848, 42490, 48560, 51520, 55844, 67984, 69805, 84980, 97120, 97727, 111688, 135968, 139610, 169960, 194240, 195454, 223376, 271936, 279220, 339920, 390908, 446752, 488635, 558440, 679840, 781816, 893504, 977270, 1116880, 1359680, 1563632, 1954540, 2233760, 3127264, 3909080, 4467520, 6254528, 7818160, 15636320, 31272640]

約数ペア:

[(1, 31272640), (2, 15636320), (4, 7818160), (5, 6254528), (7, 4467520), (8, 3909080), (10, 3127264), (14, 2233760), (16, 1954540), (20, 1563632), (23, 1359680), (28, 1116880), (32, 977270), (35, 893504), (40, 781816), (46, 679840), (56, 558440), (64, 488635), (70, 446752), (80, 390908), (92, 339920), (112, 279220), (115, 271936), (140, 223376), (160, 195454), (161, 194240), (184, 169960), (224, 139610), (230, 135968), (280, 111688), (320, 97727), (322, 97120), (368, 84980), (448, 69805), (460, 67984), (560, 55844), (607, 51520), (644, 48560), (736, 42490), (805, 38848), (920, 33992), (1120, 27922), (1214, 25760), (1288, 24280), (1472, 21245), (1610, 19424), (1840, 16996), (2240, 13961), (2428, 12880), (2576, 12140), (3035, 10304), (3220, 9712), (3680, 8498), (4249, 7360), (4856, 6440), (5152, 6070)]