31217670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 94970880

約数和(自身を除く): 63753210

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 27, 30, 33, 45, 46, 54, 55, 66, 69, 90, 99, 110, 115, 135, 138, 165, 198, 207, 230, 253, 270, 297, 330, 345, 414, 457, 495, 506, 594, 621, 690, 759, 914, 990, 1035, 1242, 1265, 1371, 1485, 1518, 2070, 2277, 2285, 2530, 2742, 2970, 3105, 3795, 4113, 4554, 4570, 5027, 6210, 6831, 6855, 7590, 8226, 10054, 10511, 11385, 12339, 13662, 13710, 15081, 20565, 21022, 22770, 24678, 25135, 30162, 31533, 34155, 41130, 45243, 50270, 52555, 61695, 63066, 68310, 75405, 90486, 94599, 105110, 115621, 123390, 135729, 150810, 157665, 189198, 226215, 231242, 271458, 283797, 315330, 346863, 452430, 472995, 567594, 578105, 678645, 693726, 945990, 1040589, 1156210, 1357290, 1418985, 1734315, 2081178, 2837970, 3121767, 3468630, 5202945, 6243534, 10405890, 15608835, 31217670]

約数ペア:

[(1, 31217670), (2, 15608835), (3, 10405890), (5, 6243534), (6, 5202945), (9, 3468630), (10, 3121767), (11, 2837970), (15, 2081178), (18, 1734315), (22, 1418985), (23, 1357290), (27, 1156210), (30, 1040589), (33, 945990), (45, 693726), (46, 678645), (54, 578105), (55, 567594), (66, 472995), (69, 452430), (90, 346863), (99, 315330), (110, 283797), (115, 271458), (135, 231242), (138, 226215), (165, 189198), (198, 157665), (207, 150810), (230, 135729), (253, 123390), (270, 115621), (297, 105110), (330, 94599), (345, 90486), (414, 75405), (457, 68310), (495, 63066), (506, 61695), (594, 52555), (621, 50270), (690, 45243), (759, 41130), (914, 34155), (990, 31533), (1035, 30162), (1242, 25135), (1265, 24678), (1371, 22770), (1485, 21022), (1518, 20565), (2070, 15081), (2277, 13710), (2285, 13662), (2530, 12339), (2742, 11385), (2970, 10511), (3105, 10054), (3795, 8226), (4113, 7590), (4554, 6855), (4570, 6831), (5027, 6210)]