251264052

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 192

約数和(自身を含む): 758661120

約数和(自身を除く): 507397068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 31, 36, 39, 46, 52, 54, 62, 69, 78, 92, 93, 108, 117, 124, 138, 156, 186, 207, 234, 251, 276, 279, 299, 351, 372, 403, 414, 468, 502, 558, 598, 621, 702, 713, 753, 806, 828, 837, 897, 1004, 1116, 1196, 1209, 1242, 1404, 1426, 1506, 1612, 1674, 1794, 2139, 2259, 2418, 2484, 2691, 2852, 3012, 3263, 3348, 3588, 3627, 4278, 4518, 4836, 5382, 5773, 6417, 6526, 6777, 7254, 7781, 8073, 8556, 9036, 9269, 9789, 10764, 10881, 11546, 12834, 13052, 13554, 14508, 15562, 16146, 17319, 18538, 19251, 19578, 21762, 23092, 23343, 25668, 27108, 27807, 29367, 31124, 32292, 34638, 37076, 38502, 39156, 43524, 46686, 51957, 55614, 58734, 69276, 70029, 75049, 77004, 83421, 88101, 93372, 101153, 103914, 111228, 117468, 140058, 150098, 155871, 166842, 176202, 178963, 202306, 207828, 210087, 225147, 250263, 280116, 300196, 303459, 311742, 333684, 352404, 357926, 404612, 420174, 450294, 500526, 536889, 606918, 623484, 675441, 715852, 840348, 900588, 910377, 1001052, 1073778, 1213836, 1350882, 1610667, 1820754, 2026323, 2147556, 2326519, 2701764, 2731131, 3221334, 3641508, 4052646, 4653038, 4832001, 5462262, 6442668, 6979557, 8105292, 9306076, 9664002, 10924524, 13959114, 19328004, 20938671, 27918228, 41877342, 62816013, 83754684, 125632026, 251264052]

約数ペア:

[(1, 251264052), (2, 125632026), (3, 83754684), (4, 62816013), (6, 41877342), (9, 27918228), (12, 20938671), (13, 19328004), (18, 13959114), (23, 10924524), (26, 9664002), (27, 9306076), (31, 8105292), (36, 6979557), (39, 6442668), (46, 5462262), (52, 4832001), (54, 4653038), (62, 4052646), (69, 3641508), (78, 3221334), (92, 2731131), (93, 2701764), (108, 2326519), (117, 2147556), (124, 2026323), (138, 1820754), (156, 1610667), (186, 1350882), (207, 1213836), (234, 1073778), (251, 1001052), (276, 910377), (279, 900588), (299, 840348), (351, 715852), (372, 675441), (403, 623484), (414, 606918), (468, 536889), (502, 500526), (558, 450294), (598, 420174), (621, 404612), (702, 357926), (713, 352404), (753, 333684), (806, 311742), (828, 303459), (837, 300196), (897, 280116), (1004, 250263), (1116, 225147), (1196, 210087), (1209, 207828), (1242, 202306), (1404, 178963), (1426, 176202), (1506, 166842), (1612, 155871), (1674, 150098), (1794, 140058), (2139, 117468), (2259, 111228), (2418, 103914), (2484, 101153), (2691, 93372), (2852, 88101), (3012, 83421), (3263, 77004), (3348, 75049), (3588, 70029), (3627, 69276), (4278, 58734), (4518, 55614), (4836, 51957), (5382, 46686), (5773, 43524), (6417, 39156), (6526, 38502), (6777, 37076), (7254, 34638), (7781, 32292), (8073, 31124), (8556, 29367), (9036, 27807), (9269, 27108), (9789, 25668), (10764, 23343), (10881, 23092), (11546, 21762), (12834, 19578), (13052, 19251), (13554, 18538), (14508, 17319), (15562, 16146)]