2560487748

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2557}}^1$

素因数の和:2722

約数の個数: 144

約数和(自身を含む): 7544585664

約数和(自身を除く): 4984097916

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 131, 147, 156, 182, 196, 262, 273, 294, 364, 393, 524, 546, 588, 637, 786, 917, 1092, 1274, 1572, 1703, 1834, 1911, 2548, 2557, 2751, 3406, 3668, 3822, 5109, 5114, 5502, 6419, 6812, 7644, 7671, 10218, 10228, 11004, 11921, 12838, 15342, 17899, 19257, 20436, 23842, 25676, 30684, 33241, 35763, 35798, 38514, 47684, 53697, 66482, 71526, 71596, 77028, 83447, 99723, 107394, 125293, 132964, 143052, 166894, 199446, 214788, 232687, 250341, 250586, 333788, 334967, 375879, 398892, 465374, 500682, 501172, 669934, 698061, 751758, 930748, 1001364, 1004901, 1339868, 1396122, 1503516, 1628809, 2009802, 2344769, 2792244, 3257618, 4019604, 4354571, 4689538, 4886427, 6515236, 7034307, 8709142, 9379076, 9772854, 13063713, 14068614, 16413383, 17418284, 19545708, 26127426, 28137228, 30481997, 32826766, 49240149, 52254852, 60963994, 65653532, 91445991, 98480298, 121927988, 182891982, 196960596, 213373979, 365783964, 426747958, 640121937, 853495916, 1280243874, 2560487748]

約数ペア:

[(1, 2560487748), (2, 1280243874), (3, 853495916), (4, 640121937), (6, 426747958), (7, 365783964), (12, 213373979), (13, 196960596), (14, 182891982), (21, 121927988), (26, 98480298), (28, 91445991), (39, 65653532), (42, 60963994), (49, 52254852), (52, 49240149), (78, 32826766), (84, 30481997), (91, 28137228), (98, 26127426), (131, 19545708), (147, 17418284), (156, 16413383), (182, 14068614), (196, 13063713), (262, 9772854), (273, 9379076), (294, 8709142), (364, 7034307), (393, 6515236), (524, 4886427), (546, 4689538), (588, 4354571), (637, 4019604), (786, 3257618), (917, 2792244), (1092, 2344769), (1274, 2009802), (1572, 1628809), (1703, 1503516), (1834, 1396122), (1911, 1339868), (2548, 1004901), (2557, 1001364), (2751, 930748), (3406, 751758), (3668, 698061), (3822, 669934), (5109, 501172), (5114, 500682), (5502, 465374), (6419, 398892), (6812, 375879), (7644, 334967), (7671, 333788), (10218, 250586), (10228, 250341), (11004, 232687), (11921, 214788), (12838, 199446), (15342, 166894), (17899, 143052), (19257, 132964), (20436, 125293), (23842, 107394), (25676, 99723), (30684, 83447), (33241, 77028), (35763, 71596), (35798, 71526), (38514, 66482), (47684, 53697)]