280462728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:767

約数の個数: 128

約数和(自身を含む): 867928320

約数和(自身を除く): 587465592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 281, 312, 364, 457, 546, 562, 728, 843, 914, 1092, 1124, 1371, 1686, 1828, 1967, 2184, 2248, 2742, 3199, 3372, 3653, 3656, 3934, 5484, 5901, 5941, 6398, 6744, 7306, 7868, 9597, 10959, 10968, 11802, 11882, 12796, 14612, 15736, 17823, 19194, 21918, 23604, 23764, 25571, 25592, 29224, 35646, 38388, 41587, 43836, 47208, 47528, 51142, 71292, 76713, 76776, 83174, 87672, 102284, 124761, 128417, 142584, 153426, 166348, 204568, 249522, 256834, 306852, 332696, 385251, 499044, 513668, 613704, 770502, 898919, 998088, 1027336, 1541004, 1669421, 1797838, 2696757, 3082008, 3338842, 3595676, 5008263, 5393514, 6677684, 7191352, 10016526, 10787028, 11685947, 13355368, 20033052, 21574056, 23371894, 35057841, 40066104, 46743788, 70115682, 93487576, 140231364, 280462728]

約数ペア:

[(1, 280462728), (2, 140231364), (3, 93487576), (4, 70115682), (6, 46743788), (7, 40066104), (8, 35057841), (12, 23371894), (13, 21574056), (14, 20033052), (21, 13355368), (24, 11685947), (26, 10787028), (28, 10016526), (39, 7191352), (42, 6677684), (52, 5393514), (56, 5008263), (78, 3595676), (84, 3338842), (91, 3082008), (104, 2696757), (156, 1797838), (168, 1669421), (182, 1541004), (273, 1027336), (281, 998088), (312, 898919), (364, 770502), (457, 613704), (546, 513668), (562, 499044), (728, 385251), (843, 332696), (914, 306852), (1092, 256834), (1124, 249522), (1371, 204568), (1686, 166348), (1828, 153426), (1967, 142584), (2184, 128417), (2248, 124761), (2742, 102284), (3199, 87672), (3372, 83174), (3653, 76776), (3656, 76713), (3934, 71292), (5484, 51142), (5901, 47528), (5941, 47208), (6398, 43836), (6744, 41587), (7306, 38388), (7868, 35646), (9597, 29224), (10959, 25592), (10968, 25571), (11802, 23764), (11882, 23604), (12796, 21918), (14612, 19194), (15736, 17823)]