312644080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 868515840

約数和(自身を除く): 555871760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 79, 80, 112, 140, 148, 158, 185, 191, 259, 280, 296, 316, 370, 382, 395, 518, 553, 560, 592, 632, 740, 764, 790, 955, 1036, 1106, 1264, 1295, 1337, 1480, 1528, 1580, 1910, 2072, 2212, 2590, 2674, 2765, 2923, 2960, 3056, 3160, 3820, 4144, 4424, 5180, 5348, 5530, 5846, 6320, 6685, 7067, 7640, 8848, 10360, 10696, 11060, 11692, 13370, 14134, 14615, 15089, 15280, 20461, 20720, 21392, 22120, 23384, 26740, 28268, 29230, 30178, 35335, 40922, 44240, 46768, 49469, 53480, 56536, 58460, 60356, 70670, 75445, 81844, 98938, 102305, 105623, 106960, 113072, 116920, 120712, 141340, 150890, 163688, 197876, 204610, 211246, 233840, 241424, 247345, 282680, 301780, 327376, 395752, 409220, 422492, 494690, 528115, 558293, 565360, 603560, 791504, 818440, 844984, 989380, 1056230, 1116586, 1207120, 1636880, 1689968, 1978760, 2112460, 2233172, 2791465, 3908051, 3957520, 4224920, 4466344, 5582930, 7816102, 8449840, 8932688, 11165860, 15632204, 19540255, 22331720, 31264408, 39080510, 44663440, 62528816, 78161020, 156322040, 312644080]

約数ペア:

[(1, 312644080), (2, 156322040), (4, 78161020), (5, 62528816), (7, 44663440), (8, 39080510), (10, 31264408), (14, 22331720), (16, 19540255), (20, 15632204), (28, 11165860), (35, 8932688), (37, 8449840), (40, 7816102), (56, 5582930), (70, 4466344), (74, 4224920), (79, 3957520), (80, 3908051), (112, 2791465), (140, 2233172), (148, 2112460), (158, 1978760), (185, 1689968), (191, 1636880), (259, 1207120), (280, 1116586), (296, 1056230), (316, 989380), (370, 844984), (382, 818440), (395, 791504), (518, 603560), (553, 565360), (560, 558293), (592, 528115), (632, 494690), (740, 422492), (764, 409220), (790, 395752), (955, 327376), (1036, 301780), (1106, 282680), (1264, 247345), (1295, 241424), (1337, 233840), (1480, 211246), (1528, 204610), (1580, 197876), (1910, 163688), (2072, 150890), (2212, 141340), (2590, 120712), (2674, 116920), (2765, 113072), (2923, 106960), (2960, 105623), (3056, 102305), (3160, 98938), (3820, 81844), (4144, 75445), (4424, 70670), (5180, 60356), (5348, 58460), (5530, 56536), (5846, 53480), (6320, 49469), (6685, 46768), (7067, 44240), (7640, 40922), (8848, 35335), (10360, 30178), (10696, 29230), (11060, 28268), (11692, 26740), (13370, 23384), (14134, 22120), (14615, 21392), (15089, 20720), (15280, 20461)]