157605840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31271}}^1$

素因数の和:31297

約数の個数: 120

約数和(自身を含む): 604925568

約数和(自身を除く): 447319728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 31271, 62542, 93813, 125084, 156355, 187626, 218897, 250168, 281439, 312710, 375252, 437794, 469065, 500336, 562878, 625420, 656691, 750504, 875588, 938130, 1094485, 1125756, 1250840, 1313382, 1407195, 1501008, 1751176, 1876260, 1970073, 2188970, 2251512, 2501680, 2626764, 2814390, 3283455, 3502352, 3752520, 3940146, 4377940, 4503024, 5253528, 5628780, 6566910, 7505040, 7880292, 8755880, 9850365, 10507056, 11257560, 13133820, 15760584, 17511760, 19700730, 22515120, 26267640, 31521168, 39401460, 52535280, 78802920, 157605840]

約数ペア:

[(1, 157605840), (2, 78802920), (3, 52535280), (4, 39401460), (5, 31521168), (6, 26267640), (7, 22515120), (8, 19700730), (9, 17511760), (10, 15760584), (12, 13133820), (14, 11257560), (15, 10507056), (16, 9850365), (18, 8755880), (20, 7880292), (21, 7505040), (24, 6566910), (28, 5628780), (30, 5253528), (35, 4503024), (36, 4377940), (40, 3940146), (42, 3752520), (45, 3502352), (48, 3283455), (56, 2814390), (60, 2626764), (63, 2501680), (70, 2251512), (72, 2188970), (80, 1970073), (84, 1876260), (90, 1751176), (105, 1501008), (112, 1407195), (120, 1313382), (126, 1250840), (140, 1125756), (144, 1094485), (168, 938130), (180, 875588), (210, 750504), (240, 656691), (252, 625420), (280, 562878), (315, 500336), (336, 469065), (360, 437794), (420, 375252), (504, 312710), (560, 281439), (630, 250168), (720, 218897), (840, 187626), (1008, 156355), (1260, 125084), (1680, 93813), (2520, 62542), (5040, 31271)]