397702908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 1100736000

約数和(自身を除く): 703033092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 89, 94, 114, 139, 141, 171, 178, 188, 228, 267, 278, 282, 342, 356, 417, 423, 534, 556, 564, 684, 801, 834, 846, 893, 1068, 1251, 1602, 1668, 1691, 1692, 1786, 2502, 2641, 2679, 3204, 3382, 3572, 4183, 5004, 5073, 5282, 5358, 6533, 6764, 7923, 8037, 8366, 10146, 10564, 10716, 12371, 12549, 13066, 15219, 15846, 16074, 16732, 19599, 20292, 23769, 24742, 25098, 26132, 30438, 31692, 32148, 37113, 37647, 39198, 47538, 49484, 50196, 58797, 60876, 74226, 75294, 78396, 79477, 95076, 111339, 117594, 124127, 148452, 150588, 158954, 222678, 235049, 235188, 238431, 248254, 317908, 372381, 445356, 470098, 476862, 496508, 581437, 705147, 715293, 744762, 940196, 953724, 1117143, 1162874, 1410294, 1430586, 1489524, 1744311, 2115441, 2234286, 2325748, 2820588, 2861172, 3488622, 4230882, 4468572, 5232933, 6977244, 8461764, 10465866, 11047303, 20931732, 22094606, 33141909, 44189212, 66283818, 99425727, 132567636, 198851454, 397702908]

約数ペア:

[(1, 397702908), (2, 198851454), (3, 132567636), (4, 99425727), (6, 66283818), (9, 44189212), (12, 33141909), (18, 22094606), (19, 20931732), (36, 11047303), (38, 10465866), (47, 8461764), (57, 6977244), (76, 5232933), (89, 4468572), (94, 4230882), (114, 3488622), (139, 2861172), (141, 2820588), (171, 2325748), (178, 2234286), (188, 2115441), (228, 1744311), (267, 1489524), (278, 1430586), (282, 1410294), (342, 1162874), (356, 1117143), (417, 953724), (423, 940196), (534, 744762), (556, 715293), (564, 705147), (684, 581437), (801, 496508), (834, 476862), (846, 470098), (893, 445356), (1068, 372381), (1251, 317908), (1602, 248254), (1668, 238431), (1691, 235188), (1692, 235049), (1786, 222678), (2502, 158954), (2641, 150588), (2679, 148452), (3204, 124127), (3382, 117594), (3572, 111339), (4183, 95076), (5004, 79477), (5073, 78396), (5282, 75294), (5358, 74226), (6533, 60876), (6764, 58797), (7923, 50196), (8037, 49484), (8366, 47538), (10146, 39198), (10564, 37647), (10716, 37113), (12371, 32148), (12549, 31692), (13066, 30438), (15219, 26132), (15846, 25098), (16074, 24742), (16732, 23769), (19599, 20292)]