7130335240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{557}}^1$

素因数の和:1055

約数の個数: 128

約数和(自身を含む): 18561312000

約数和(自身を除く): 11430976760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 349, 524, 557, 655, 698, 917, 1048, 1114, 1310, 1396, 1745, 1834, 2228, 2443, 2620, 2785, 2792, 3490, 3668, 3899, 4456, 4585, 4886, 5240, 5570, 6980, 7336, 7798, 9170, 9772, 11140, 12215, 13960, 15596, 18340, 19495, 19544, 22280, 24430, 31192, 36680, 38990, 45719, 48860, 72967, 77980, 91438, 97720, 145934, 155960, 182876, 194393, 228595, 291868, 320033, 364835, 365752, 388786, 457190, 510769, 583736, 640066, 729670, 777572, 914380, 971965, 1021538, 1280132, 1360751, 1459340, 1555144, 1600165, 1828760, 1943930, 2043076, 2553845, 2560264, 2721502, 2918680, 3200330, 3887860, 4086152, 5107690, 5443004, 6400660, 6803755, 7775720, 10215380, 10886008, 12801320, 13607510, 20430760, 25465483, 27215020, 50930966, 54430040, 101861932, 127327415, 178258381, 203723864, 254654830, 356516762, 509309660, 713033524, 891291905, 1018619320, 1426067048, 1782583810, 3565167620, 7130335240]

約数ペア:

[(1, 7130335240), (2, 3565167620), (4, 1782583810), (5, 1426067048), (7, 1018619320), (8, 891291905), (10, 713033524), (14, 509309660), (20, 356516762), (28, 254654830), (35, 203723864), (40, 178258381), (56, 127327415), (70, 101861932), (131, 54430040), (140, 50930966), (262, 27215020), (280, 25465483), (349, 20430760), (524, 13607510), (557, 12801320), (655, 10886008), (698, 10215380), (917, 7775720), (1048, 6803755), (1114, 6400660), (1310, 5443004), (1396, 5107690), (1745, 4086152), (1834, 3887860), (2228, 3200330), (2443, 2918680), (2620, 2721502), (2785, 2560264), (2792, 2553845), (3490, 2043076), (3668, 1943930), (3899, 1828760), (4456, 1600165), (4585, 1555144), (4886, 1459340), (5240, 1360751), (5570, 1280132), (6980, 1021538), (7336, 971965), (7798, 914380), (9170, 777572), (9772, 729670), (11140, 640066), (12215, 583736), (13960, 510769), (15596, 457190), (18340, 388786), (19495, 365752), (19544, 364835), (22280, 320033), (24430, 291868), (31192, 228595), (36680, 194393), (38990, 182876), (45719, 155960), (48860, 145934), (72967, 97720), (77980, 91438)]