161505216

素因数分解:

$2^6\times 3^2\times {\mathrm{199}}^1\times {\mathrm{1409}}^1$

素因数の和:1626

約数の個数: 84

約数和(自身を含む): 465582000

約数和(自身を除く): 304076784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 199, 288, 398, 576, 597, 796, 1194, 1409, 1592, 1791, 2388, 2818, 3184, 3582, 4227, 4776, 5636, 6368, 7164, 8454, 9552, 11272, 12681, 12736, 14328, 16908, 19104, 22544, 25362, 28656, 33816, 38208, 45088, 50724, 57312, 67632, 90176, 101448, 114624, 135264, 202896, 270528, 280391, 405792, 560782, 811584, 841173, 1121564, 1682346, 2243128, 2523519, 3364692, 4486256, 5047038, 6729384, 8972512, 10094076, 13458768, 17945024, 20188152, 26917536, 40376304, 53835072, 80752608, 161505216]

約数ペア:

[(1, 161505216), (2, 80752608), (3, 53835072), (4, 40376304), (6, 26917536), (8, 20188152), (9, 17945024), (12, 13458768), (16, 10094076), (18, 8972512), (24, 6729384), (32, 5047038), (36, 4486256), (48, 3364692), (64, 2523519), (72, 2243128), (96, 1682346), (144, 1121564), (192, 841173), (199, 811584), (288, 560782), (398, 405792), (576, 280391), (597, 270528), (796, 202896), (1194, 135264), (1409, 114624), (1592, 101448), (1791, 90176), (2388, 67632), (2818, 57312), (3184, 50724), (3582, 45088), (4227, 38208), (4776, 33816), (5636, 28656), (6368, 25362), (7164, 22544), (8454, 19104), (9552, 16908), (11272, 14328), (12681, 12736)]