168840784

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 390153600

約数和(自身を除く): 221312816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 227, 229, 232, 406, 454, 458, 464, 812, 908, 916, 1589, 1603, 1624, 1816, 1832, 3178, 3206, 3248, 3632, 3664, 6356, 6412, 6583, 6641, 12712, 12824, 13166, 13282, 25424, 25648, 26332, 26564, 46081, 46487, 51983, 52664, 53128, 92162, 92974, 103966, 105328, 106256, 184324, 185948, 207932, 363881, 368648, 371896, 415864, 727762, 737296, 743792, 831728, 1455524, 1507507, 2911048, 3015014, 5822096, 6030028, 10552549, 12060056, 21105098, 24120112, 42210196, 84420392, 168840784]

約数ペア:

[(1, 168840784), (2, 84420392), (4, 42210196), (7, 24120112), (8, 21105098), (14, 12060056), (16, 10552549), (28, 6030028), (29, 5822096), (56, 3015014), (58, 2911048), (112, 1507507), (116, 1455524), (203, 831728), (227, 743792), (229, 737296), (232, 727762), (406, 415864), (454, 371896), (458, 368648), (464, 363881), (812, 207932), (908, 185948), (916, 184324), (1589, 106256), (1603, 105328), (1624, 103966), (1816, 92974), (1832, 92162), (3178, 53128), (3206, 52664), (3248, 51983), (3632, 46487), (3664, 46081), (6356, 26564), (6412, 26332), (6583, 25648), (6641, 25424), (12712, 13282), (12824, 13166)]