69447280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 160

約数和(自身を含む): 199272960

約数和(自身を除く): 129825680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 61, 70, 76, 80, 95, 107, 112, 122, 133, 140, 152, 190, 214, 244, 266, 280, 304, 305, 380, 427, 428, 488, 532, 535, 560, 610, 665, 749, 760, 854, 856, 976, 1064, 1070, 1159, 1220, 1330, 1498, 1520, 1708, 1712, 2033, 2128, 2135, 2140, 2318, 2440, 2660, 2996, 3416, 3745, 4066, 4270, 4280, 4636, 4880, 5320, 5795, 5992, 6527, 6832, 7490, 8113, 8132, 8540, 8560, 9272, 10165, 10640, 11590, 11984, 13054, 14231, 14980, 16226, 16264, 17080, 18544, 20330, 23180, 26108, 28462, 29960, 32452, 32528, 32635, 34160, 40565, 40660, 45689, 46360, 52216, 56924, 59920, 64904, 65270, 71155, 81130, 81320, 91378, 92720, 104432, 113848, 124013, 129808, 130540, 142310, 162260, 162640, 182756, 227696, 228445, 248026, 261080, 284620, 324520, 365512, 456890, 496052, 522160, 569240, 620065, 649040, 731024, 868091, 913780, 992104, 1138480, 1240130, 1736182, 1827560, 1984208, 2480260, 3472364, 3655120, 4340455, 4960520, 6944728, 8680910, 9921040, 13889456, 17361820, 34723640, 69447280]

約数ペア:

[(1, 69447280), (2, 34723640), (4, 17361820), (5, 13889456), (7, 9921040), (8, 8680910), (10, 6944728), (14, 4960520), (16, 4340455), (19, 3655120), (20, 3472364), (28, 2480260), (35, 1984208), (38, 1827560), (40, 1736182), (56, 1240130), (61, 1138480), (70, 992104), (76, 913780), (80, 868091), (95, 731024), (107, 649040), (112, 620065), (122, 569240), (133, 522160), (140, 496052), (152, 456890), (190, 365512), (214, 324520), (244, 284620), (266, 261080), (280, 248026), (304, 228445), (305, 227696), (380, 182756), (427, 162640), (428, 162260), (488, 142310), (532, 130540), (535, 129808), (560, 124013), (610, 113848), (665, 104432), (749, 92720), (760, 91378), (854, 81320), (856, 81130), (976, 71155), (1064, 65270), (1070, 64904), (1159, 59920), (1220, 56924), (1330, 52216), (1498, 46360), (1520, 45689), (1708, 40660), (1712, 40565), (2033, 34160), (2128, 32635), (2135, 32528), (2140, 32452), (2318, 29960), (2440, 28462), (2660, 26108), (2996, 23180), (3416, 20330), (3745, 18544), (4066, 17080), (4270, 16264), (4280, 16226), (4636, 14980), (4880, 14231), (5320, 13054), (5795, 11984), (5992, 11590), (6527, 10640), (6832, 10165), (7490, 9272), (8113, 8560), (8132, 8540)]