291967920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 240

約数和(自身を含む): 1030029312

約数和(自身を除く): 738061392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 103, 120, 124, 127, 144, 155, 180, 186, 206, 240, 248, 254, 279, 309, 310, 360, 372, 381, 412, 465, 496, 508, 515, 558, 618, 620, 635, 720, 744, 762, 824, 927, 930, 1016, 1030, 1116, 1143, 1236, 1240, 1270, 1395, 1488, 1524, 1545, 1648, 1854, 1860, 1905, 2032, 2060, 2232, 2286, 2472, 2480, 2540, 2790, 3048, 3090, 3193, 3708, 3720, 3810, 3937, 4120, 4464, 4572, 4635, 4944, 5080, 5580, 5715, 6096, 6180, 6386, 7416, 7440, 7620, 7874, 8240, 9144, 9270, 9579, 10160, 11160, 11430, 11811, 12360, 12772, 13081, 14832, 15240, 15748, 15965, 18288, 18540, 19158, 19685, 22320, 22860, 23622, 24720, 25544, 26162, 28737, 30480, 31496, 31930, 35433, 37080, 38316, 39243, 39370, 45720, 47244, 47895, 51088, 52324, 57474, 59055, 62992, 63860, 65405, 70866, 74160, 76632, 78486, 78740, 91440, 94488, 95790, 104648, 114948, 117729, 118110, 127720, 130810, 141732, 143685, 153264, 156972, 157480, 177165, 188976, 191580, 196215, 209296, 229896, 235458, 236220, 255440, 261620, 283464, 287370, 313944, 314960, 354330, 383160, 392430, 405511, 459792, 470916, 472440, 523240, 566928, 574740, 588645, 627888, 708660, 766320, 784860, 811022, 941832, 944880, 1046480, 1149480, 1177290, 1216533, 1417320, 1569720, 1622044, 1883664, 2027555, 2298960, 2354580, 2433066, 2834640, 3139440, 3244088, 3649599, 4055110, 4709160, 4866132, 6082665, 6488176, 7299198, 8110220, 9418320, 9732264, 12165330, 14598396, 16220440, 18247995, 19464528, 24330660, 29196792, 32440880, 36495990, 48661320, 58393584, 72991980, 97322640, 145983960, 291967920]

約数ペア:

[(1, 291967920), (2, 145983960), (3, 97322640), (4, 72991980), (5, 58393584), (6, 48661320), (8, 36495990), (9, 32440880), (10, 29196792), (12, 24330660), (15, 19464528), (16, 18247995), (18, 16220440), (20, 14598396), (24, 12165330), (30, 9732264), (31, 9418320), (36, 8110220), (40, 7299198), (45, 6488176), (48, 6082665), (60, 4866132), (62, 4709160), (72, 4055110), (80, 3649599), (90, 3244088), (93, 3139440), (103, 2834640), (120, 2433066), (124, 2354580), (127, 2298960), (144, 2027555), (155, 1883664), (180, 1622044), (186, 1569720), (206, 1417320), (240, 1216533), (248, 1177290), (254, 1149480), (279, 1046480), (309, 944880), (310, 941832), (360, 811022), (372, 784860), (381, 766320), (412, 708660), (465, 627888), (496, 588645), (508, 574740), (515, 566928), (558, 523240), (618, 472440), (620, 470916), (635, 459792), (720, 405511), (744, 392430), (762, 383160), (824, 354330), (927, 314960), (930, 313944), (1016, 287370), (1030, 283464), (1116, 261620), (1143, 255440), (1236, 236220), (1240, 235458), (1270, 229896), (1395, 209296), (1488, 196215), (1524, 191580), (1545, 188976), (1648, 177165), (1854, 157480), (1860, 156972), (1905, 153264), (2032, 143685), (2060, 141732), (2232, 130810), (2286, 127720), (2472, 118110), (2480, 117729), (2540, 114948), (2790, 104648), (3048, 95790), (3090, 94488), (3193, 91440), (3708, 78740), (3720, 78486), (3810, 76632), (3937, 74160), (4120, 70866), (4464, 65405), (4572, 63860), (4635, 62992), (4944, 59055), (5080, 57474), (5580, 52324), (5715, 51088), (6096, 47895), (6180, 47244), (6386, 45720), (7416, 39370), (7440, 39243), (7620, 38316), (7874, 37080), (8240, 35433), (9144, 31930), (9270, 31496), (9579, 30480), (10160, 28737), (11160, 26162), (11430, 25544), (11811, 24720), (12360, 23622), (12772, 22860), (13081, 22320), (14832, 19685), (15240, 19158), (15748, 18540), (15965, 18288)]