161474908

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{353}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 354334176

約数和(自身を除く): 192859268

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 353, 434, 476, 527, 706, 868, 961, 1054, 1412, 1922, 2108, 2471, 3689, 3844, 4942, 6001, 6727, 7378, 9884, 10943, 12002, 13454, 14756, 16337, 21886, 24004, 26908, 32674, 42007, 43772, 65348, 76601, 84014, 114359, 153202, 168028, 186031, 228718, 306404, 339233, 372062, 457436, 678466, 744124, 1302217, 1356932, 2374631, 2604434, 4749262, 5208868, 5766961, 9498524, 11533922, 23067844, 40368727, 80737454, 161474908]

約数ペア:

[(1, 161474908), (2, 80737454), (4, 40368727), (7, 23067844), (14, 11533922), (17, 9498524), (28, 5766961), (31, 5208868), (34, 4749262), (62, 2604434), (68, 2374631), (119, 1356932), (124, 1302217), (217, 744124), (238, 678466), (353, 457436), (434, 372062), (476, 339233), (527, 306404), (706, 228718), (868, 186031), (961, 168028), (1054, 153202), (1412, 114359), (1922, 84014), (2108, 76601), (2471, 65348), (3689, 43772), (3844, 42007), (4942, 32674), (6001, 26908), (6727, 24004), (7378, 21886), (9884, 16337), (10943, 14756), (12002, 13454)]