490069188

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 216

約数和(自身を含む): 1541659392

約数和(自身を除く): 1051590204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 47, 49, 63, 69, 84, 92, 94, 98, 126, 138, 141, 147, 161, 188, 196, 207, 252, 257, 276, 282, 294, 322, 329, 414, 423, 441, 483, 514, 564, 588, 644, 658, 771, 828, 846, 882, 966, 987, 1028, 1081, 1127, 1316, 1449, 1542, 1692, 1764, 1799, 1932, 1974, 2162, 2254, 2303, 2313, 2898, 2961, 3084, 3243, 3381, 3598, 3948, 4324, 4508, 4606, 4626, 5397, 5796, 5911, 5922, 6486, 6762, 6909, 7196, 7567, 9212, 9252, 9729, 10143, 10794, 11822, 11844, 12079, 12593, 12972, 13524, 13818, 15134, 16191, 17733, 19458, 20286, 20727, 21588, 22701, 23644, 24158, 25186, 27636, 30268, 32382, 35466, 36237, 37779, 38916, 40572, 41377, 41454, 45402, 48316, 50372, 52969, 53199, 64764, 68103, 70932, 72474, 75558, 82754, 82908, 84553, 90804, 105938, 106398, 108711, 113337, 124131, 136206, 144948, 151116, 158907, 165508, 169106, 211876, 212796, 217422, 226674, 248262, 253659, 272412, 277817, 289639, 317814, 338212, 372393, 434844, 453348, 476721, 496524, 507318, 555634, 579278, 591871, 635628, 744786, 760977, 833451, 868917, 953442, 1014636, 1111268, 1158556, 1183742, 1489572, 1521954, 1666902, 1737834, 1775613, 1906884, 1944719, 2367484, 2500353, 2606751, 3043908, 3333804, 3475668, 3551226, 3889438, 5000706, 5213502, 5326839, 5834157, 7102452, 7778876, 10001412, 10427004, 10653678, 11668314, 13613033, 17502471, 21307356, 23336628, 27226066, 35004942, 40839099, 54452132, 70009884, 81678198, 122517297, 163356396, 245034594, 490069188]

約数ペア:

[(1, 490069188), (2, 245034594), (3, 163356396), (4, 122517297), (6, 81678198), (7, 70009884), (9, 54452132), (12, 40839099), (14, 35004942), (18, 27226066), (21, 23336628), (23, 21307356), (28, 17502471), (36, 13613033), (42, 11668314), (46, 10653678), (47, 10427004), (49, 10001412), (63, 7778876), (69, 7102452), (84, 5834157), (92, 5326839), (94, 5213502), (98, 5000706), (126, 3889438), (138, 3551226), (141, 3475668), (147, 3333804), (161, 3043908), (188, 2606751), (196, 2500353), (207, 2367484), (252, 1944719), (257, 1906884), (276, 1775613), (282, 1737834), (294, 1666902), (322, 1521954), (329, 1489572), (414, 1183742), (423, 1158556), (441, 1111268), (483, 1014636), (514, 953442), (564, 868917), (588, 833451), (644, 760977), (658, 744786), (771, 635628), (828, 591871), (846, 579278), (882, 555634), (966, 507318), (987, 496524), (1028, 476721), (1081, 453348), (1127, 434844), (1316, 372393), (1449, 338212), (1542, 317814), (1692, 289639), (1764, 277817), (1799, 272412), (1932, 253659), (1974, 248262), (2162, 226674), (2254, 217422), (2303, 212796), (2313, 211876), (2898, 169106), (2961, 165508), (3084, 158907), (3243, 151116), (3381, 144948), (3598, 136206), (3948, 124131), (4324, 113337), (4508, 108711), (4606, 106398), (4626, 105938), (5397, 90804), (5796, 84553), (5911, 82908), (5922, 82754), (6486, 75558), (6762, 72474), (6909, 70932), (7196, 68103), (7567, 64764), (9212, 53199), (9252, 52969), (9729, 50372), (10143, 48316), (10794, 45402), (11822, 41454), (11844, 41377), (12079, 40572), (12593, 38916), (12972, 37779), (13524, 36237), (13818, 35466), (15134, 32382), (16191, 30268), (17733, 27636), (19458, 25186), (20286, 24158), (20727, 23644), (21588, 22701)]