259337988

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 216

約数和(自身を含む): 843530688

約数和(自身を除く): 584192700

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 43, 49, 52, 63, 78, 84, 86, 91, 98, 117, 126, 129, 147, 156, 172, 182, 196, 234, 252, 258, 263, 273, 294, 301, 364, 387, 441, 468, 516, 526, 546, 559, 588, 602, 637, 774, 789, 819, 882, 903, 1052, 1092, 1118, 1204, 1274, 1548, 1578, 1638, 1677, 1764, 1806, 1841, 1911, 2107, 2236, 2367, 2548, 2709, 3156, 3276, 3354, 3419, 3612, 3682, 3822, 3913, 4214, 4734, 5031, 5418, 5523, 5733, 6321, 6708, 6838, 7364, 7644, 7826, 8428, 9468, 10062, 10257, 10836, 11046, 11309, 11466, 11739, 12642, 12887, 13676, 15652, 16569, 18963, 20124, 20514, 22092, 22618, 22932, 23478, 23933, 25284, 25774, 27391, 30771, 33138, 33927, 35217, 37926, 38661, 41028, 45236, 46956, 47866, 51548, 54782, 61542, 66276, 67854, 70434, 71799, 75852, 77322, 79163, 82173, 95732, 101781, 109564, 115983, 123084, 135708, 140868, 143598, 147017, 154644, 158326, 164346, 167531, 203562, 215397, 231966, 237489, 246519, 287196, 294034, 316652, 328692, 335062, 407124, 430794, 441051, 463932, 474978, 493038, 502593, 554141, 588068, 670124, 712467, 861588, 882102, 949956, 986076, 1005186, 1029119, 1108282, 1323153, 1424934, 1507779, 1662423, 1764204, 2010372, 2058238, 2216564, 2646306, 2849868, 3015558, 3087357, 3324846, 4116476, 4987269, 5292612, 6031116, 6174714, 6649692, 7203833, 9262071, 9974538, 12349428, 14407666, 18524142, 19949076, 21611499, 28815332, 37048284, 43222998, 64834497, 86445996, 129668994, 259337988]

約数ペア:

[(1, 259337988), (2, 129668994), (3, 86445996), (4, 64834497), (6, 43222998), (7, 37048284), (9, 28815332), (12, 21611499), (13, 19949076), (14, 18524142), (18, 14407666), (21, 12349428), (26, 9974538), (28, 9262071), (36, 7203833), (39, 6649692), (42, 6174714), (43, 6031116), (49, 5292612), (52, 4987269), (63, 4116476), (78, 3324846), (84, 3087357), (86, 3015558), (91, 2849868), (98, 2646306), (117, 2216564), (126, 2058238), (129, 2010372), (147, 1764204), (156, 1662423), (172, 1507779), (182, 1424934), (196, 1323153), (234, 1108282), (252, 1029119), (258, 1005186), (263, 986076), (273, 949956), (294, 882102), (301, 861588), (364, 712467), (387, 670124), (441, 588068), (468, 554141), (516, 502593), (526, 493038), (546, 474978), (559, 463932), (588, 441051), (602, 430794), (637, 407124), (774, 335062), (789, 328692), (819, 316652), (882, 294034), (903, 287196), (1052, 246519), (1092, 237489), (1118, 231966), (1204, 215397), (1274, 203562), (1548, 167531), (1578, 164346), (1638, 158326), (1677, 154644), (1764, 147017), (1806, 143598), (1841, 140868), (1911, 135708), (2107, 123084), (2236, 115983), (2367, 109564), (2548, 101781), (2709, 95732), (3156, 82173), (3276, 79163), (3354, 77322), (3419, 75852), (3612, 71799), (3682, 70434), (3822, 67854), (3913, 66276), (4214, 61542), (4734, 54782), (5031, 51548), (5418, 47866), (5523, 46956), (5733, 45236), (6321, 41028), (6708, 38661), (6838, 37926), (7364, 35217), (7644, 33927), (7826, 33138), (8428, 30771), (9468, 27391), (10062, 25774), (10257, 25284), (10836, 23933), (11046, 23478), (11309, 22932), (11466, 22618), (11739, 22092), (12642, 20514), (12887, 20124), (13676, 18963), (15652, 16569)]