15640128

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{431}}^1$

素因数の和:462

約数の個数: 140

約数和(自身を含む): 53108352

約数和(自身を除く): 37468224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 431, 432, 448, 504, 567, 576, 648, 672, 756, 862, 864, 1008, 1134, 1293, 1296, 1344, 1512, 1724, 1728, 2016, 2268, 2586, 2592, 3017, 3024, 3448, 3879, 4032, 4536, 5172, 5184, 6034, 6048, 6896, 7758, 9051, 9072, 10344, 11637, 12068, 12096, 13792, 15516, 18102, 18144, 20688, 23274, 24136, 27153, 27584, 31032, 34911, 36204, 36288, 41376, 46548, 48272, 54306, 62064, 69822, 72408, 81459, 82752, 93096, 96544, 108612, 124128, 139644, 144816, 162918, 186192, 193088, 217224, 244377, 248256, 279288, 289632, 325836, 372384, 434448, 488754, 558576, 579264, 651672, 744768, 868896, 977508, 1117152, 1303344, 1737792, 1955016, 2234304, 2606688, 3910032, 5213376, 7820064, 15640128]

約数ペア:

[(1, 15640128), (2, 7820064), (3, 5213376), (4, 3910032), (6, 2606688), (7, 2234304), (8, 1955016), (9, 1737792), (12, 1303344), (14, 1117152), (16, 977508), (18, 868896), (21, 744768), (24, 651672), (27, 579264), (28, 558576), (32, 488754), (36, 434448), (42, 372384), (48, 325836), (54, 289632), (56, 279288), (63, 248256), (64, 244377), (72, 217224), (81, 193088), (84, 186192), (96, 162918), (108, 144816), (112, 139644), (126, 124128), (144, 108612), (162, 96544), (168, 93096), (189, 82752), (192, 81459), (216, 72408), (224, 69822), (252, 62064), (288, 54306), (324, 48272), (336, 46548), (378, 41376), (431, 36288), (432, 36204), (448, 34911), (504, 31032), (567, 27584), (576, 27153), (648, 24136), (672, 23274), (756, 20688), (862, 18144), (864, 18102), (1008, 15516), (1134, 13792), (1293, 12096), (1296, 12068), (1344, 11637), (1512, 10344), (1724, 9072), (1728, 9051), (2016, 7758), (2268, 6896), (2586, 6048), (2592, 6034), (3017, 5184), (3024, 5172), (3448, 4536), (3879, 4032)]