27979770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:344

約数の個数: 128

約数和(自身を含む): 85188096

約数和(自身を除く): 57208326

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 37, 39, 42, 65, 70, 74, 78, 91, 105, 111, 130, 182, 185, 195, 210, 222, 259, 273, 277, 370, 390, 455, 481, 518, 546, 554, 555, 777, 831, 910, 962, 1110, 1295, 1365, 1385, 1443, 1554, 1662, 1939, 2405, 2590, 2730, 2770, 2886, 3367, 3601, 3878, 3885, 4155, 4810, 5817, 6734, 7202, 7215, 7770, 8310, 9695, 10101, 10249, 10803, 11634, 14430, 16835, 18005, 19390, 20202, 20498, 21606, 25207, 29085, 30747, 33670, 36010, 50414, 50505, 51245, 54015, 58170, 61494, 71743, 75621, 101010, 102490, 108030, 126035, 133237, 143486, 151242, 153735, 215229, 252070, 266474, 307470, 358715, 378105, 399711, 430458, 666185, 717430, 756210, 799422, 932659, 1076145, 1332370, 1865318, 1998555, 2152290, 2797977, 3997110, 4663295, 5595954, 9326590, 13989885, 27979770]

約数ペア:

[(1, 27979770), (2, 13989885), (3, 9326590), (5, 5595954), (6, 4663295), (7, 3997110), (10, 2797977), (13, 2152290), (14, 1998555), (15, 1865318), (21, 1332370), (26, 1076145), (30, 932659), (35, 799422), (37, 756210), (39, 717430), (42, 666185), (65, 430458), (70, 399711), (74, 378105), (78, 358715), (91, 307470), (105, 266474), (111, 252070), (130, 215229), (182, 153735), (185, 151242), (195, 143486), (210, 133237), (222, 126035), (259, 108030), (273, 102490), (277, 101010), (370, 75621), (390, 71743), (455, 61494), (481, 58170), (518, 54015), (546, 51245), (554, 50505), (555, 50414), (777, 36010), (831, 33670), (910, 30747), (962, 29085), (1110, 25207), (1295, 21606), (1365, 20498), (1385, 20202), (1443, 19390), (1554, 18005), (1662, 16835), (1939, 14430), (2405, 11634), (2590, 10803), (2730, 10249), (2770, 10101), (2886, 9695), (3367, 8310), (3601, 7770), (3878, 7215), (3885, 7202), (4155, 6734), (4810, 5817)]