254998548

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 762652800

約数和(自身を除く): 507654252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 107, 126, 147, 193, 196, 214, 252, 294, 321, 343, 386, 428, 441, 579, 588, 642, 686, 749, 772, 882, 963, 1029, 1158, 1284, 1351, 1372, 1498, 1737, 1764, 1926, 2058, 2247, 2316, 2702, 2996, 3087, 3474, 3852, 4053, 4116, 4494, 5243, 5404, 6174, 6741, 6948, 8106, 8988, 9457, 10486, 12159, 12348, 13482, 15729, 16212, 18914, 20651, 20972, 24318, 26964, 28371, 31458, 36701, 37828, 41302, 47187, 48636, 56742, 61953, 62916, 66199, 73402, 82604, 85113, 94374, 110103, 113484, 123906, 132398, 144557, 146804, 170226, 185859, 188748, 198597, 220206, 247812, 264796, 289114, 330309, 340452, 371718, 397194, 433671, 440412, 578228, 595791, 660618, 743436, 794388, 867342, 1011899, 1191582, 1301013, 1321236, 1734684, 2023798, 2383164, 2602026, 3035697, 4047596, 5204052, 6071394, 7083293, 9107091, 12142788, 14166586, 18214182, 21249879, 28333172, 36428364, 42499758, 63749637, 84999516, 127499274, 254998548]

約数ペア:

[(1, 254998548), (2, 127499274), (3, 84999516), (4, 63749637), (6, 42499758), (7, 36428364), (9, 28333172), (12, 21249879), (14, 18214182), (18, 14166586), (21, 12142788), (28, 9107091), (36, 7083293), (42, 6071394), (49, 5204052), (63, 4047596), (84, 3035697), (98, 2602026), (107, 2383164), (126, 2023798), (147, 1734684), (193, 1321236), (196, 1301013), (214, 1191582), (252, 1011899), (294, 867342), (321, 794388), (343, 743436), (386, 660618), (428, 595791), (441, 578228), (579, 440412), (588, 433671), (642, 397194), (686, 371718), (749, 340452), (772, 330309), (882, 289114), (963, 264796), (1029, 247812), (1158, 220206), (1284, 198597), (1351, 188748), (1372, 185859), (1498, 170226), (1737, 146804), (1764, 144557), (1926, 132398), (2058, 123906), (2247, 113484), (2316, 110103), (2702, 94374), (2996, 85113), (3087, 82604), (3474, 73402), (3852, 66199), (4053, 62916), (4116, 61953), (4494, 56742), (5243, 48636), (5404, 47187), (6174, 41302), (6741, 37828), (6948, 36701), (8106, 31458), (8988, 28371), (9457, 26964), (10486, 24318), (12159, 20972), (12348, 20651), (13482, 18914), (15729, 16212)]