72791880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 251424000

約数和(自身を除く): 178632120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 193, 210, 280, 386, 420, 449, 579, 772, 840, 898, 965, 1158, 1347, 1351, 1544, 1796, 1930, 2245, 2316, 2694, 2702, 2895, 3143, 3592, 3860, 4053, 4490, 4632, 5388, 5404, 5790, 6286, 6735, 6755, 7720, 8106, 8980, 9429, 10776, 10808, 11580, 12572, 13470, 13510, 15715, 16212, 17960, 18858, 20265, 23160, 25144, 26940, 27020, 31430, 32424, 37716, 40530, 47145, 53880, 54040, 62860, 75432, 81060, 86657, 94290, 125720, 162120, 173314, 188580, 259971, 346628, 377160, 433285, 519942, 606599, 693256, 866570, 1039884, 1213198, 1299855, 1733140, 1819797, 2079768, 2426396, 2599710, 3032995, 3466280, 3639594, 4852792, 5199420, 6065990, 7279188, 9098985, 10398840, 12131980, 14558376, 18197970, 24263960, 36395940, 72791880]

約数ペア:

[(1, 72791880), (2, 36395940), (3, 24263960), (4, 18197970), (5, 14558376), (6, 12131980), (7, 10398840), (8, 9098985), (10, 7279188), (12, 6065990), (14, 5199420), (15, 4852792), (20, 3639594), (21, 3466280), (24, 3032995), (28, 2599710), (30, 2426396), (35, 2079768), (40, 1819797), (42, 1733140), (56, 1299855), (60, 1213198), (70, 1039884), (84, 866570), (105, 693256), (120, 606599), (140, 519942), (168, 433285), (193, 377160), (210, 346628), (280, 259971), (386, 188580), (420, 173314), (449, 162120), (579, 125720), (772, 94290), (840, 86657), (898, 81060), (965, 75432), (1158, 62860), (1347, 54040), (1351, 53880), (1544, 47145), (1796, 40530), (1930, 37716), (2245, 32424), (2316, 31430), (2694, 27020), (2702, 26940), (2895, 25144), (3143, 23160), (3592, 20265), (3860, 18858), (4053, 17960), (4490, 16212), (4632, 15715), (5388, 13510), (5404, 13470), (5790, 12572), (6286, 11580), (6735, 10808), (6755, 10776), (7720, 9429), (8106, 8980)]