655320000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 280

約数和(自身を含む): 2234484736

約数和(自身を除く): 1579164736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 64, 75, 80, 86, 96, 100, 120, 125, 127, 129, 150, 160, 172, 192, 200, 215, 240, 250, 254, 258, 300, 320, 344, 375, 381, 400, 430, 480, 500, 508, 516, 600, 625, 635, 645, 688, 750, 762, 800, 860, 960, 1000, 1016, 1032, 1075, 1200, 1250, 1270, 1290, 1376, 1500, 1524, 1600, 1720, 1875, 1905, 2000, 2032, 2064, 2150, 2400, 2500, 2540, 2580, 2752, 3000, 3048, 3175, 3225, 3440, 3750, 3810, 4000, 4064, 4128, 4300, 4800, 5000, 5080, 5160, 5375, 5461, 6000, 6096, 6350, 6450, 6880, 7500, 7620, 8000, 8128, 8256, 8600, 9525, 10000, 10160, 10320, 10750, 10922, 12000, 12192, 12700, 12900, 13760, 15000, 15240, 15875, 16125, 16383, 17200, 19050, 20000, 20320, 20640, 21500, 21844, 24000, 24384, 25400, 25800, 26875, 27305, 30000, 30480, 31750, 32250, 32766, 34400, 38100, 40000, 40640, 41280, 43000, 43688, 47625, 50800, 51600, 53750, 54610, 60000, 60960, 63500, 64500, 65532, 68800, 76200, 79375, 80625, 81915, 86000, 87376, 95250, 101600, 103200, 107500, 109220, 120000, 121920, 127000, 129000, 131064, 136525, 152400, 158750, 161250, 163830, 172000, 174752, 190500, 203200, 206400, 215000, 218440, 238125, 254000, 258000, 262128, 273050, 304800, 317500, 322500, 327660, 344000, 349504, 381000, 409575, 430000, 436880, 476250, 508000, 516000, 524256, 546100, 609600, 635000, 645000, 655320, 682625, 762000, 819150, 860000, 873760, 952500, 1016000, 1032000, 1048512, 1092200, 1270000, 1290000, 1310640, 1365250, 1524000, 1638300, 1720000, 1747520, 1905000, 2047875, 2184400, 2540000, 2580000, 2621280, 2730500, 3048000, 3276600, 3413125, 3810000, 4095750, 4368800, 5080000, 5160000, 5242560, 5461000, 6553200, 6826250, 7620000, 8191500, 8737600, 10239375, 10922000, 13106400, 13652500, 15240000, 16383000, 20478750, 21844000, 26212800, 27305000, 32766000, 40957500, 43688000, 54610000, 65532000, 81915000, 109220000, 131064000, 163830000, 218440000, 327660000, 655320000]

約数ペア:

[(1, 655320000), (2, 327660000), (3, 218440000), (4, 163830000), (5, 131064000), (6, 109220000), (8, 81915000), (10, 65532000), (12, 54610000), (15, 43688000), (16, 40957500), (20, 32766000), (24, 27305000), (25, 26212800), (30, 21844000), (32, 20478750), (40, 16383000), (43, 15240000), (48, 13652500), (50, 13106400), (60, 10922000), (64, 10239375), (75, 8737600), (80, 8191500), (86, 7620000), (96, 6826250), (100, 6553200), (120, 5461000), (125, 5242560), (127, 5160000), (129, 5080000), (150, 4368800), (160, 4095750), (172, 3810000), (192, 3413125), (200, 3276600), (215, 3048000), (240, 2730500), (250, 2621280), (254, 2580000), (258, 2540000), (300, 2184400), (320, 2047875), (344, 1905000), (375, 1747520), (381, 1720000), (400, 1638300), (430, 1524000), (480, 1365250), (500, 1310640), (508, 1290000), (516, 1270000), (600, 1092200), (625, 1048512), (635, 1032000), (645, 1016000), (688, 952500), (750, 873760), (762, 860000), (800, 819150), (860, 762000), (960, 682625), (1000, 655320), (1016, 645000), (1032, 635000), (1075, 609600), (1200, 546100), (1250, 524256), (1270, 516000), (1290, 508000), (1376, 476250), (1500, 436880), (1524, 430000), (1600, 409575), (1720, 381000), (1875, 349504), (1905, 344000), (2000, 327660), (2032, 322500), (2064, 317500), (2150, 304800), (2400, 273050), (2500, 262128), (2540, 258000), (2580, 254000), (2752, 238125), (3000, 218440), (3048, 215000), (3175, 206400), (3225, 203200), (3440, 190500), (3750, 174752), (3810, 172000), (4000, 163830), (4064, 161250), (4128, 158750), (4300, 152400), (4800, 136525), (5000, 131064), (5080, 129000), (5160, 127000), (5375, 121920), (5461, 120000), (6000, 109220), (6096, 107500), (6350, 103200), (6450, 101600), (6880, 95250), (7500, 87376), (7620, 86000), (8000, 81915), (8128, 80625), (8256, 79375), (8600, 76200), (9525, 68800), (10000, 65532), (10160, 64500), (10320, 63500), (10750, 60960), (10922, 60000), (12000, 54610), (12192, 53750), (12700, 51600), (12900, 50800), (13760, 47625), (15000, 43688), (15240, 43000), (15875, 41280), (16125, 40640), (16383, 40000), (17200, 38100), (19050, 34400), (20000, 32766), (20320, 32250), (20640, 31750), (21500, 30480), (21844, 30000), (24000, 27305), (24384, 26875), (25400, 25800)]