671386240

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:383

約数の個数: 192

約数和(自身を含む): 1897689600

約数和(自身を除く): 1226303360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 79, 80, 98, 112, 128, 140, 158, 160, 196, 224, 245, 271, 280, 316, 320, 392, 395, 448, 490, 542, 553, 560, 632, 640, 784, 790, 896, 980, 1084, 1106, 1120, 1264, 1355, 1568, 1580, 1897, 1960, 2168, 2212, 2240, 2528, 2710, 2765, 3136, 3160, 3794, 3871, 3920, 4336, 4424, 4480, 5056, 5420, 5530, 6272, 6320, 7588, 7742, 7840, 8672, 8848, 9485, 10112, 10840, 11060, 12640, 13279, 15176, 15484, 15680, 17344, 17696, 18970, 19355, 21409, 21680, 22120, 25280, 26558, 30352, 30968, 31360, 34688, 35392, 37940, 38710, 42818, 43360, 44240, 50560, 53116, 60704, 61936, 66395, 70784, 75880, 77420, 85636, 86720, 88480, 106232, 107045, 121408, 123872, 132790, 149863, 151760, 154840, 171272, 173440, 176960, 212464, 214090, 242816, 247744, 265580, 299726, 303520, 309680, 342544, 353920, 424928, 428180, 495488, 531160, 599452, 607040, 619360, 685088, 749315, 849856, 856360, 1049041, 1062320, 1198904, 1214080, 1238720, 1370176, 1498630, 1699712, 1712720, 2098082, 2124640, 2397808, 2477440, 2740352, 2997260, 3425440, 4196164, 4249280, 4795616, 5245205, 5994520, 6850880, 8392328, 8498560, 9591232, 10490410, 11989040, 13701760, 16784656, 19182464, 20980820, 23978080, 33569312, 41961640, 47956160, 67138624, 83923280, 95912320, 134277248, 167846560, 335693120, 671386240]

約数ペア:

[(1, 671386240), (2, 335693120), (4, 167846560), (5, 134277248), (7, 95912320), (8, 83923280), (10, 67138624), (14, 47956160), (16, 41961640), (20, 33569312), (28, 23978080), (32, 20980820), (35, 19182464), (40, 16784656), (49, 13701760), (56, 11989040), (64, 10490410), (70, 9591232), (79, 8498560), (80, 8392328), (98, 6850880), (112, 5994520), (128, 5245205), (140, 4795616), (158, 4249280), (160, 4196164), (196, 3425440), (224, 2997260), (245, 2740352), (271, 2477440), (280, 2397808), (316, 2124640), (320, 2098082), (392, 1712720), (395, 1699712), (448, 1498630), (490, 1370176), (542, 1238720), (553, 1214080), (560, 1198904), (632, 1062320), (640, 1049041), (784, 856360), (790, 849856), (896, 749315), (980, 685088), (1084, 619360), (1106, 607040), (1120, 599452), (1264, 531160), (1355, 495488), (1568, 428180), (1580, 424928), (1897, 353920), (1960, 342544), (2168, 309680), (2212, 303520), (2240, 299726), (2528, 265580), (2710, 247744), (2765, 242816), (3136, 214090), (3160, 212464), (3794, 176960), (3871, 173440), (3920, 171272), (4336, 154840), (4424, 151760), (4480, 149863), (5056, 132790), (5420, 123872), (5530, 121408), (6272, 107045), (6320, 106232), (7588, 88480), (7742, 86720), (7840, 85636), (8672, 77420), (8848, 75880), (9485, 70784), (10112, 66395), (10840, 61936), (11060, 60704), (12640, 53116), (13279, 50560), (15176, 44240), (15484, 43360), (15680, 42818), (17344, 38710), (17696, 37940), (18970, 35392), (19355, 34688), (21409, 31360), (21680, 30968), (22120, 30352), (25280, 26558)]