128443308

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3581}}^1$

素因数の和:3663

約数の個数: 72

約数和(自身を含む): 354446064

約数和(自身を除く): 226002756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 1281, 1708, 2562, 2989, 3581, 5124, 5978, 7162, 8967, 10743, 11956, 14324, 17934, 21486, 25067, 35868, 42972, 50134, 75201, 100268, 150402, 175469, 218441, 300804, 350938, 436882, 526407, 655323, 701876, 873764, 1052814, 1310646, 1529087, 2105628, 2621292, 3058174, 4587261, 6116348, 9174522, 10703609, 18349044, 21407218, 32110827, 42814436, 64221654, 128443308]

約数ペア:

[(1, 128443308), (2, 64221654), (3, 42814436), (4, 32110827), (6, 21407218), (7, 18349044), (12, 10703609), (14, 9174522), (21, 6116348), (28, 4587261), (42, 3058174), (49, 2621292), (61, 2105628), (84, 1529087), (98, 1310646), (122, 1052814), (147, 873764), (183, 701876), (196, 655323), (244, 526407), (294, 436882), (366, 350938), (427, 300804), (588, 218441), (732, 175469), (854, 150402), (1281, 100268), (1708, 75201), (2562, 50134), (2989, 42972), (3581, 35868), (5124, 25067), (5978, 21486), (7162, 17934), (8967, 14324), (10743, 11956)]