290263428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:634

約数の個数: 144

約数和(自身を含む): 909207936

約数和(自身を除く): 618944508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 251, 252, 273, 353, 364, 468, 502, 546, 706, 753, 819, 1004, 1059, 1092, 1412, 1506, 1638, 1757, 2118, 2259, 2471, 3012, 3177, 3263, 3276, 3514, 4236, 4518, 4589, 4942, 5271, 6354, 6526, 7028, 7413, 9036, 9178, 9789, 9884, 10542, 12708, 13052, 13767, 14826, 15813, 18356, 19578, 21084, 22239, 22841, 27534, 29367, 29652, 31626, 32123, 39156, 41301, 44478, 45682, 55068, 58734, 63252, 64246, 68523, 82602, 88603, 88956, 91364, 96369, 117468, 128492, 137046, 165204, 177206, 192738, 205569, 265809, 274092, 289107, 354412, 385476, 411138, 531618, 578214, 620221, 797427, 822276, 1063236, 1151839, 1156428, 1240442, 1594854, 1860663, 2303678, 2480884, 3189708, 3455517, 3721326, 4607356, 5581989, 6911034, 7442652, 8062873, 10366551, 11163978, 13822068, 16125746, 20733102, 22327956, 24188619, 32251492, 41466204, 48377238, 72565857, 96754476, 145131714, 290263428]

約数ペア:

[(1, 290263428), (2, 145131714), (3, 96754476), (4, 72565857), (6, 48377238), (7, 41466204), (9, 32251492), (12, 24188619), (13, 22327956), (14, 20733102), (18, 16125746), (21, 13822068), (26, 11163978), (28, 10366551), (36, 8062873), (39, 7442652), (42, 6911034), (52, 5581989), (63, 4607356), (78, 3721326), (84, 3455517), (91, 3189708), (117, 2480884), (126, 2303678), (156, 1860663), (182, 1594854), (234, 1240442), (251, 1156428), (252, 1151839), (273, 1063236), (353, 822276), (364, 797427), (468, 620221), (502, 578214), (546, 531618), (706, 411138), (753, 385476), (819, 354412), (1004, 289107), (1059, 274092), (1092, 265809), (1412, 205569), (1506, 192738), (1638, 177206), (1757, 165204), (2118, 137046), (2259, 128492), (2471, 117468), (3012, 96369), (3177, 91364), (3263, 88956), (3276, 88603), (3514, 82602), (4236, 68523), (4518, 64246), (4589, 63252), (4942, 58734), (5271, 55068), (6354, 45682), (6526, 44478), (7028, 41301), (7413, 39156), (9036, 32123), (9178, 31626), (9789, 29652), (9884, 29367), (10542, 27534), (12708, 22841), (13052, 22239), (13767, 21084), (14826, 19578), (15813, 18356)]