68418210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 196416000

約数和(自身を除く): 127997790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 61, 70, 98, 105, 109, 122, 147, 183, 210, 218, 245, 294, 305, 327, 343, 366, 427, 490, 545, 610, 654, 686, 735, 763, 854, 915, 1029, 1090, 1281, 1470, 1526, 1635, 1715, 1830, 2058, 2135, 2289, 2562, 2989, 3270, 3430, 3815, 4270, 4578, 5145, 5341, 5978, 6405, 6649, 7630, 8967, 10290, 10682, 11445, 12810, 13298, 14945, 16023, 17934, 19947, 20923, 22890, 26705, 29890, 32046, 33245, 37387, 39894, 41846, 44835, 46543, 53410, 62769, 66490, 74774, 80115, 89670, 93086, 99735, 104615, 112161, 125538, 139629, 160230, 186935, 199470, 209230, 224322, 232715, 279258, 313845, 325801, 373870, 465430, 560805, 627690, 651602, 698145, 977403, 1121610, 1396290, 1629005, 1954806, 2280607, 3258010, 4561214, 4887015, 6841821, 9774030, 11403035, 13683642, 22806070, 34209105, 68418210]

約数ペア:

[(1, 68418210), (2, 34209105), (3, 22806070), (5, 13683642), (6, 11403035), (7, 9774030), (10, 6841821), (14, 4887015), (15, 4561214), (21, 3258010), (30, 2280607), (35, 1954806), (42, 1629005), (49, 1396290), (61, 1121610), (70, 977403), (98, 698145), (105, 651602), (109, 627690), (122, 560805), (147, 465430), (183, 373870), (210, 325801), (218, 313845), (245, 279258), (294, 232715), (305, 224322), (327, 209230), (343, 199470), (366, 186935), (427, 160230), (490, 139629), (545, 125538), (610, 112161), (654, 104615), (686, 99735), (735, 93086), (763, 89670), (854, 80115), (915, 74774), (1029, 66490), (1090, 62769), (1281, 53410), (1470, 46543), (1526, 44835), (1635, 41846), (1715, 39894), (1830, 37387), (2058, 33245), (2135, 32046), (2289, 29890), (2562, 26705), (2989, 22890), (3270, 20923), (3430, 19947), (3815, 17934), (4270, 16023), (4578, 14945), (5145, 13298), (5341, 12810), (5978, 11445), (6405, 10682), (6649, 10290), (7630, 8967)]