161257248

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^2\times {\mathrm{409}}^1$

素因数の和:499

約数の個数: 108

約数和(自身を含む): 472456530

約数和(自身を除く): 311199282

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 409, 444, 592, 666, 818, 888, 1184, 1227, 1332, 1369, 1636, 1776, 2454, 2664, 2738, 3272, 3552, 3681, 4107, 4908, 5328, 5476, 6544, 7362, 8214, 9816, 10656, 10952, 12321, 13088, 14724, 15133, 16428, 19632, 21904, 24642, 29448, 30266, 32856, 39264, 43808, 45399, 49284, 58896, 60532, 65712, 90798, 98568, 117792, 121064, 131424, 136197, 181596, 197136, 242128, 272394, 363192, 394272, 484256, 544788, 559921, 726384, 1089576, 1119842, 1452768, 1679763, 2179152, 2239684, 3359526, 4358304, 4479368, 5039289, 6719052, 8958736, 10078578, 13438104, 17917472, 20157156, 26876208, 40314312, 53752416, 80628624, 161257248]

約数ペア:

[(1, 161257248), (2, 80628624), (3, 53752416), (4, 40314312), (6, 26876208), (8, 20157156), (9, 17917472), (12, 13438104), (16, 10078578), (18, 8958736), (24, 6719052), (32, 5039289), (36, 4479368), (37, 4358304), (48, 3359526), (72, 2239684), (74, 2179152), (96, 1679763), (111, 1452768), (144, 1119842), (148, 1089576), (222, 726384), (288, 559921), (296, 544788), (333, 484256), (409, 394272), (444, 363192), (592, 272394), (666, 242128), (818, 197136), (888, 181596), (1184, 136197), (1227, 131424), (1332, 121064), (1369, 117792), (1636, 98568), (1776, 90798), (2454, 65712), (2664, 60532), (2738, 58896), (3272, 49284), (3552, 45399), (3681, 43808), (4107, 39264), (4908, 32856), (5328, 30266), (5476, 29448), (6544, 24642), (7362, 21904), (8214, 19632), (9816, 16428), (10656, 15133), (10952, 14724), (12321, 13088)]