156989742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 418790400

約数和(自身を除く): 261800658

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 37, 38, 39, 42, 57, 74, 78, 91, 111, 114, 133, 182, 222, 247, 259, 266, 273, 399, 409, 481, 494, 518, 546, 703, 741, 777, 798, 818, 962, 1227, 1406, 1443, 1482, 1554, 1729, 2109, 2454, 2863, 2886, 3367, 3458, 4218, 4921, 5187, 5317, 5726, 6734, 7771, 8589, 9139, 9842, 10101, 10374, 10634, 14763, 15133, 15542, 15951, 17178, 18278, 20202, 23313, 27417, 29526, 30266, 31902, 37219, 45399, 46626, 54397, 54834, 63973, 74438, 90798, 101023, 105931, 108794, 111657, 127946, 163191, 191919, 196729, 202046, 211862, 223314, 287527, 303069, 317793, 326382, 383838, 393458, 575054, 590187, 606138, 635586, 707161, 862581, 1180374, 1377103, 1414322, 1725162, 2012689, 2121483, 2754206, 3737851, 4025378, 4131309, 4242966, 6038067, 7475702, 8262618, 11213553, 12076134, 22427106, 26164957, 52329914, 78494871, 156989742]

約数ペア:

[(1, 156989742), (2, 78494871), (3, 52329914), (6, 26164957), (7, 22427106), (13, 12076134), (14, 11213553), (19, 8262618), (21, 7475702), (26, 6038067), (37, 4242966), (38, 4131309), (39, 4025378), (42, 3737851), (57, 2754206), (74, 2121483), (78, 2012689), (91, 1725162), (111, 1414322), (114, 1377103), (133, 1180374), (182, 862581), (222, 707161), (247, 635586), (259, 606138), (266, 590187), (273, 575054), (399, 393458), (409, 383838), (481, 326382), (494, 317793), (518, 303069), (546, 287527), (703, 223314), (741, 211862), (777, 202046), (798, 196729), (818, 191919), (962, 163191), (1227, 127946), (1406, 111657), (1443, 108794), (1482, 105931), (1554, 101023), (1729, 90798), (2109, 74438), (2454, 63973), (2863, 54834), (2886, 54397), (3367, 46626), (3458, 45399), (4218, 37219), (4921, 31902), (5187, 30266), (5317, 29526), (5726, 27417), (6734, 23313), (7771, 20202), (8589, 18278), (9139, 17178), (9842, 15951), (10101, 15542), (10374, 15133), (10634, 14763)]