21299759880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{91541}}^1$

素因数の和:91839

約数の個数: 128

約数和(自身を含む): 73292186880

約数和(自身を除く): 51992427000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 277, 280, 420, 554, 831, 840, 1108, 1385, 1662, 1939, 2216, 2770, 3324, 3878, 4155, 5540, 5817, 6648, 7756, 8310, 9695, 11080, 11634, 15512, 16620, 19390, 23268, 29085, 33240, 38780, 46536, 58170, 77560, 91541, 116340, 183082, 232680, 274623, 366164, 457705, 549246, 640787, 732328, 915410, 1098492, 1281574, 1373115, 1830820, 1922361, 2196984, 2563148, 2746230, 3203935, 3661640, 3844722, 5126296, 5492460, 6407870, 7689444, 9611805, 10984920, 12815740, 15378888, 19223610, 25356857, 25631480, 38447220, 50713714, 76070571, 76894440, 101427428, 126784285, 152141142, 177497999, 202854856, 253568570, 304282284, 354995998, 380352855, 507137140, 532493997, 608564568, 709991996, 760705710, 887489995, 1014274280, 1064987994, 1419983992, 1521411420, 1774979990, 2129975988, 2662469985, 3042822840, 3549959980, 4259951976, 5324939970, 7099919960, 10649879940, 21299759880]

約数ペア:

[(1, 21299759880), (2, 10649879940), (3, 7099919960), (4, 5324939970), (5, 4259951976), (6, 3549959980), (7, 3042822840), (8, 2662469985), (10, 2129975988), (12, 1774979990), (14, 1521411420), (15, 1419983992), (20, 1064987994), (21, 1014274280), (24, 887489995), (28, 760705710), (30, 709991996), (35, 608564568), (40, 532493997), (42, 507137140), (56, 380352855), (60, 354995998), (70, 304282284), (84, 253568570), (105, 202854856), (120, 177497999), (140, 152141142), (168, 126784285), (210, 101427428), (277, 76894440), (280, 76070571), (420, 50713714), (554, 38447220), (831, 25631480), (840, 25356857), (1108, 19223610), (1385, 15378888), (1662, 12815740), (1939, 10984920), (2216, 9611805), (2770, 7689444), (3324, 6407870), (3878, 5492460), (4155, 5126296), (5540, 3844722), (5817, 3661640), (6648, 3203935), (7756, 2746230), (8310, 2563148), (9695, 2196984), (11080, 1922361), (11634, 1830820), (15512, 1373115), (16620, 1281574), (19390, 1098492), (23268, 915410), (29085, 732328), (33240, 640787), (38780, 549246), (46536, 457705), (58170, 366164), (77560, 274623), (91541, 232680), (116340, 183082)]