331997120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{877}}^1$

素因数の和:927

約数の個数: 168

約数和(自身を含む): 979468704

約数和(自身を除く): 647471584

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 320, 338, 364, 416, 448, 455, 520, 560, 676, 728, 832, 845, 877, 910, 1040, 1120, 1183, 1352, 1456, 1690, 1754, 1820, 2080, 2240, 2366, 2704, 2912, 3380, 3508, 3640, 4160, 4385, 4732, 5408, 5824, 5915, 6139, 6760, 7016, 7280, 8770, 9464, 10816, 11401, 11830, 12278, 13520, 14032, 14560, 17540, 18928, 22802, 23660, 24556, 27040, 28064, 29120, 30695, 35080, 37856, 45604, 47320, 49112, 54080, 56128, 57005, 61390, 70160, 75712, 79807, 91208, 94640, 98224, 114010, 122780, 140320, 148213, 159614, 182416, 189280, 196448, 228020, 245560, 280640, 296426, 319228, 364832, 378560, 392896, 399035, 456040, 491120, 592852, 638456, 729664, 741065, 798070, 912080, 982240, 1037491, 1185704, 1276912, 1482130, 1596140, 1824160, 1964480, 2074982, 2371408, 2553824, 2964260, 3192280, 3648320, 4149964, 4742816, 5107648, 5187455, 5928520, 6384560, 8299928, 9485632, 10374910, 11857040, 12769120, 16599856, 20749820, 23714080, 25538240, 33199712, 41499640, 47428160, 66399424, 82999280, 165998560, 331997120]

約数ペア:

[(1, 331997120), (2, 165998560), (4, 82999280), (5, 66399424), (7, 47428160), (8, 41499640), (10, 33199712), (13, 25538240), (14, 23714080), (16, 20749820), (20, 16599856), (26, 12769120), (28, 11857040), (32, 10374910), (35, 9485632), (40, 8299928), (52, 6384560), (56, 5928520), (64, 5187455), (65, 5107648), (70, 4742816), (80, 4149964), (91, 3648320), (104, 3192280), (112, 2964260), (130, 2553824), (140, 2371408), (160, 2074982), (169, 1964480), (182, 1824160), (208, 1596140), (224, 1482130), (260, 1276912), (280, 1185704), (320, 1037491), (338, 982240), (364, 912080), (416, 798070), (448, 741065), (455, 729664), (520, 638456), (560, 592852), (676, 491120), (728, 456040), (832, 399035), (845, 392896), (877, 378560), (910, 364832), (1040, 319228), (1120, 296426), (1183, 280640), (1352, 245560), (1456, 228020), (1690, 196448), (1754, 189280), (1820, 182416), (2080, 159614), (2240, 148213), (2366, 140320), (2704, 122780), (2912, 114010), (3380, 98224), (3508, 94640), (3640, 91208), (4160, 79807), (4385, 75712), (4732, 70160), (5408, 61390), (5824, 57005), (5915, 56128), (6139, 54080), (6760, 49112), (7016, 47320), (7280, 45604), (8770, 37856), (9464, 35080), (10816, 30695), (11401, 29120), (11830, 28064), (12278, 27040), (13520, 24556), (14032, 23660), (14560, 22802), (17540, 18928)]