978168492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1160

約数の個数: 144

約数和(自身を含む): 2947613760

約数和(自身を除く): 1969445268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 137, 174, 203, 252, 261, 274, 348, 406, 411, 522, 548, 609, 812, 822, 959, 977, 1044, 1218, 1233, 1644, 1827, 1918, 1954, 2436, 2466, 2877, 2931, 3654, 3836, 3908, 3973, 4932, 5754, 5862, 6839, 7308, 7946, 8631, 8793, 11508, 11724, 11919, 13678, 15892, 17262, 17586, 20517, 23838, 27356, 27811, 28333, 34524, 35172, 35757, 41034, 47676, 55622, 56666, 61551, 71514, 82068, 83433, 84999, 111244, 113332, 123102, 133849, 143028, 166866, 169998, 198331, 246204, 250299, 254997, 267698, 333732, 339996, 396662, 401547, 500598, 509994, 535396, 594993, 793324, 803094, 936943, 1001196, 1019988, 1189986, 1204641, 1606188, 1784979, 1873886, 2379972, 2409282, 2810829, 3569958, 3747772, 3881621, 4818564, 5621658, 7139916, 7763242, 8432487, 11243316, 11644863, 15526484, 16864974, 23289726, 27171347, 33729948, 34934589, 46579452, 54342694, 69869178, 81514041, 108685388, 139738356, 163028082, 244542123, 326056164, 489084246, 978168492]

約数ペア:

[(1, 978168492), (2, 489084246), (3, 326056164), (4, 244542123), (6, 163028082), (7, 139738356), (9, 108685388), (12, 81514041), (14, 69869178), (18, 54342694), (21, 46579452), (28, 34934589), (29, 33729948), (36, 27171347), (42, 23289726), (58, 16864974), (63, 15526484), (84, 11644863), (87, 11243316), (116, 8432487), (126, 7763242), (137, 7139916), (174, 5621658), (203, 4818564), (252, 3881621), (261, 3747772), (274, 3569958), (348, 2810829), (406, 2409282), (411, 2379972), (522, 1873886), (548, 1784979), (609, 1606188), (812, 1204641), (822, 1189986), (959, 1019988), (977, 1001196), (1044, 936943), (1218, 803094), (1233, 793324), (1644, 594993), (1827, 535396), (1918, 509994), (1954, 500598), (2436, 401547), (2466, 396662), (2877, 339996), (2931, 333732), (3654, 267698), (3836, 254997), (3908, 250299), (3973, 246204), (4932, 198331), (5754, 169998), (5862, 166866), (6839, 143028), (7308, 133849), (7946, 123102), (8631, 113332), (8793, 111244), (11508, 84999), (11724, 83433), (11919, 82068), (13678, 71514), (15892, 61551), (17262, 56666), (17586, 55622), (20517, 47676), (23838, 41034), (27356, 35757), (27811, 35172), (28333, 34524)]