78104880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15497}}^1$

素因数の和:15523

約数の個数: 120

約数和(自身を含む): 299793312

約数和(自身を除く): 221688432

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, 15497, 30994, 46491, 61988, 77485, 92982, 108479, 123976, 139473, 154970, 185964, 216958, 232455, 247952, 278946, 309940, 325437, 371928, 433916, 464910, 542395, 557892, 619880, 650874, 697365, 743856, 867832, 929820, 976311, 1084790, 1115784, 1239760, 1301748, 1394730, 1627185, 1735664, 1859640, 1952622, 2169580, 2231568, 2603496, 2789460, 3254370, 3719280, 3905244, 4339160, 4881555, 5206992, 5578920, 6508740, 7810488, 8678320, 9763110, 11157840, 13017480, 15620976, 19526220, 26034960, 39052440, 78104880]

約数ペア:

[(1, 78104880), (2, 39052440), (3, 26034960), (4, 19526220), (5, 15620976), (6, 13017480), (7, 11157840), (8, 9763110), (9, 8678320), (10, 7810488), (12, 6508740), (14, 5578920), (15, 5206992), (16, 4881555), (18, 4339160), (20, 3905244), (21, 3719280), (24, 3254370), (28, 2789460), (30, 2603496), (35, 2231568), (36, 2169580), (40, 1952622), (42, 1859640), (45, 1735664), (48, 1627185), (56, 1394730), (60, 1301748), (63, 1239760), (70, 1115784), (72, 1084790), (80, 976311), (84, 929820), (90, 867832), (105, 743856), (112, 697365), (120, 650874), (126, 619880), (140, 557892), (144, 542395), (168, 464910), (180, 433916), (210, 371928), (240, 325437), (252, 309940), (280, 278946), (315, 247952), (336, 232455), (360, 216958), (420, 185964), (504, 154970), (560, 139473), (630, 123976), (720, 108479), (840, 92982), (1008, 77485), (1260, 61988), (1680, 46491), (2520, 30994), (5040, 15497)]