515406720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{811}}^1$

素因数の和:1164

約数の個数: 128

約数和(自身を含む): 1649854080

約数和(自身を除く): 1134447360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 331, 384, 480, 640, 662, 811, 960, 993, 1324, 1622, 1655, 1920, 1986, 2433, 2648, 3244, 3310, 3972, 4055, 4866, 4965, 5296, 6488, 6620, 7944, 8110, 9732, 9930, 10592, 12165, 12976, 13240, 15888, 16220, 19464, 19860, 21184, 24330, 25952, 26480, 31776, 32440, 38928, 39720, 42368, 48660, 51904, 52960, 63552, 64880, 77856, 79440, 97320, 103808, 105920, 127104, 129760, 155712, 158880, 194640, 211840, 259520, 268441, 311424, 317760, 389280, 519040, 536882, 635520, 778560, 805323, 1073764, 1342205, 1557120, 1610646, 2147528, 2684410, 3221292, 4026615, 4295056, 5368820, 6442584, 8053230, 8590112, 10737640, 12885168, 16106460, 17180224, 21475280, 25770336, 32212920, 34360448, 42950560, 51540672, 64425840, 85901120, 103081344, 128851680, 171802240, 257703360, 515406720]

約数ペア:

[(1, 515406720), (2, 257703360), (3, 171802240), (4, 128851680), (5, 103081344), (6, 85901120), (8, 64425840), (10, 51540672), (12, 42950560), (15, 34360448), (16, 32212920), (20, 25770336), (24, 21475280), (30, 17180224), (32, 16106460), (40, 12885168), (48, 10737640), (60, 8590112), (64, 8053230), (80, 6442584), (96, 5368820), (120, 4295056), (128, 4026615), (160, 3221292), (192, 2684410), (240, 2147528), (320, 1610646), (331, 1557120), (384, 1342205), (480, 1073764), (640, 805323), (662, 778560), (811, 635520), (960, 536882), (993, 519040), (1324, 389280), (1622, 317760), (1655, 311424), (1920, 268441), (1986, 259520), (2433, 211840), (2648, 194640), (3244, 158880), (3310, 155712), (3972, 129760), (4055, 127104), (4866, 105920), (4965, 103808), (5296, 97320), (6488, 79440), (6620, 77856), (7944, 64880), (8110, 63552), (9732, 52960), (9930, 51904), (10592, 48660), (12165, 42368), (12976, 39720), (13240, 38928), (15888, 32440), (16220, 31776), (19464, 26480), (19860, 25952), (21184, 24330)]