621043416

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{953}}^1$

素因数の和:1406

約数の個数: 128

約数和(自身を含む): 1978214400

約数和(自身を除く): 1357170984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 431, 504, 756, 862, 953, 1293, 1512, 1724, 1906, 2586, 2859, 3017, 3448, 3812, 3879, 5172, 5718, 6034, 6671, 7624, 7758, 8577, 9051, 10344, 11436, 11637, 12068, 13342, 15516, 17154, 18102, 20013, 22872, 23274, 24136, 25731, 26684, 27153, 31032, 34308, 36204, 40026, 46548, 51462, 53368, 54306, 60039, 68616, 72408, 80052, 81459, 93096, 102924, 108612, 120078, 160104, 162918, 180117, 205848, 217224, 240156, 325836, 360234, 410743, 480312, 651672, 720468, 821486, 1232229, 1440936, 1642972, 2464458, 2875201, 3285944, 3696687, 4928916, 5750402, 7393374, 8625603, 9857832, 11090061, 11500804, 14786748, 17251206, 22180122, 23001608, 25876809, 29573496, 34502412, 44360244, 51753618, 69004824, 77630427, 88720488, 103507236, 155260854, 207014472, 310521708, 621043416]

約数ペア:

[(1, 621043416), (2, 310521708), (3, 207014472), (4, 155260854), (6, 103507236), (7, 88720488), (8, 77630427), (9, 69004824), (12, 51753618), (14, 44360244), (18, 34502412), (21, 29573496), (24, 25876809), (27, 23001608), (28, 22180122), (36, 17251206), (42, 14786748), (54, 11500804), (56, 11090061), (63, 9857832), (72, 8625603), (84, 7393374), (108, 5750402), (126, 4928916), (168, 3696687), (189, 3285944), (216, 2875201), (252, 2464458), (378, 1642972), (431, 1440936), (504, 1232229), (756, 821486), (862, 720468), (953, 651672), (1293, 480312), (1512, 410743), (1724, 360234), (1906, 325836), (2586, 240156), (2859, 217224), (3017, 205848), (3448, 180117), (3812, 162918), (3879, 160104), (5172, 120078), (5718, 108612), (6034, 102924), (6671, 93096), (7624, 81459), (7758, 80052), (8577, 72408), (9051, 68616), (10344, 60039), (11436, 54306), (11637, 53368), (12068, 51462), (13342, 46548), (15516, 40026), (17154, 36204), (18102, 34308), (20013, 31032), (22872, 27153), (23274, 26684), (24136, 25731)]