256118226

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:756

約数の個数: 128

約数和(自身を含む): 684827136

約数和(自身を除く): 428708910

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 41, 42, 51, 78, 82, 91, 102, 119, 123, 182, 221, 238, 246, 273, 287, 357, 442, 533, 546, 574, 663, 673, 697, 714, 861, 1066, 1326, 1346, 1394, 1547, 1599, 1722, 2019, 2091, 3094, 3198, 3731, 4038, 4182, 4641, 4711, 4879, 7462, 8749, 9061, 9282, 9422, 9758, 11193, 11441, 14133, 14637, 17498, 18122, 22386, 22882, 26247, 27183, 27593, 28266, 29274, 34323, 52494, 54366, 55186, 61243, 63427, 68646, 80087, 82779, 122486, 126854, 148733, 160174, 165558, 183729, 190281, 193151, 240261, 297466, 358709, 367458, 380562, 386302, 446199, 469081, 480522, 579453, 717418, 892398, 938162, 1041131, 1076127, 1158906, 1407243, 2082262, 2152254, 2510963, 2814486, 3123393, 3283567, 5021926, 6098053, 6246786, 6567134, 7532889, 9850701, 12196106, 15065778, 18294159, 19701402, 36588318, 42686371, 85372742, 128059113, 256118226]

約数ペア:

[(1, 256118226), (2, 128059113), (3, 85372742), (6, 42686371), (7, 36588318), (13, 19701402), (14, 18294159), (17, 15065778), (21, 12196106), (26, 9850701), (34, 7532889), (39, 6567134), (41, 6246786), (42, 6098053), (51, 5021926), (78, 3283567), (82, 3123393), (91, 2814486), (102, 2510963), (119, 2152254), (123, 2082262), (182, 1407243), (221, 1158906), (238, 1076127), (246, 1041131), (273, 938162), (287, 892398), (357, 717418), (442, 579453), (533, 480522), (546, 469081), (574, 446199), (663, 386302), (673, 380562), (697, 367458), (714, 358709), (861, 297466), (1066, 240261), (1326, 193151), (1346, 190281), (1394, 183729), (1547, 165558), (1599, 160174), (1722, 148733), (2019, 126854), (2091, 122486), (3094, 82779), (3198, 80087), (3731, 68646), (4038, 63427), (4182, 61243), (4641, 55186), (4711, 54366), (4879, 52494), (7462, 34323), (8749, 29274), (9061, 28266), (9282, 27593), (9422, 27183), (9758, 26247), (11193, 22882), (11441, 22386), (14133, 18122), (14637, 17498)]