871078880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:977

約数の個数: 144

約数和(自身を含む): 2414358576

約数和(自身を除く): 1543279696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 137, 140, 160, 196, 224, 245, 274, 280, 392, 490, 548, 560, 685, 784, 811, 959, 980, 1096, 1120, 1370, 1568, 1622, 1918, 1960, 2192, 2740, 3244, 3836, 3920, 4055, 4384, 4795, 5480, 5677, 6488, 6713, 7672, 7840, 8110, 9590, 10960, 11354, 12976, 13426, 15344, 16220, 19180, 21920, 22708, 25952, 26852, 28385, 30688, 32440, 33565, 38360, 39739, 45416, 53704, 56770, 64880, 67130, 76720, 79478, 90832, 107408, 111107, 113540, 129760, 134260, 153440, 158956, 181664, 198695, 214816, 222214, 227080, 268520, 317912, 397390, 444428, 454160, 537040, 555535, 635824, 777749, 794780, 888856, 908320, 1074080, 1111070, 1271648, 1555498, 1589560, 1777712, 2222140, 3110996, 3179120, 3555424, 3888745, 4444280, 5444243, 6221992, 6358240, 7777490, 8888560, 10888486, 12443984, 15554980, 17777120, 21776972, 24887968, 27221215, 31109960, 43553944, 54442430, 62219920, 87107888, 108884860, 124439840, 174215776, 217769720, 435539440, 871078880]

約数ペア:

[(1, 871078880), (2, 435539440), (4, 217769720), (5, 174215776), (7, 124439840), (8, 108884860), (10, 87107888), (14, 62219920), (16, 54442430), (20, 43553944), (28, 31109960), (32, 27221215), (35, 24887968), (40, 21776972), (49, 17777120), (56, 15554980), (70, 12443984), (80, 10888486), (98, 8888560), (112, 7777490), (137, 6358240), (140, 6221992), (160, 5444243), (196, 4444280), (224, 3888745), (245, 3555424), (274, 3179120), (280, 3110996), (392, 2222140), (490, 1777712), (548, 1589560), (560, 1555498), (685, 1271648), (784, 1111070), (811, 1074080), (959, 908320), (980, 888856), (1096, 794780), (1120, 777749), (1370, 635824), (1568, 555535), (1622, 537040), (1918, 454160), (1960, 444428), (2192, 397390), (2740, 317912), (3244, 268520), (3836, 227080), (3920, 222214), (4055, 214816), (4384, 198695), (4795, 181664), (5480, 158956), (5677, 153440), (6488, 134260), (6713, 129760), (7672, 113540), (7840, 111107), (8110, 107408), (9590, 90832), (10960, 79478), (11354, 76720), (12976, 67130), (13426, 64880), (15344, 56770), (16220, 53704), (19180, 45416), (21920, 39739), (22708, 38360), (25952, 33565), (26852, 32440), (28385, 30688)]