209479648

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 493129728

約数和(自身を除く): 283650080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 97, 112, 124, 194, 217, 224, 248, 311, 388, 434, 496, 622, 679, 776, 868, 992, 1244, 1358, 1552, 1736, 2177, 2488, 2716, 3007, 3104, 3472, 4354, 4976, 5432, 6014, 6944, 8708, 9641, 9952, 10864, 12028, 17416, 19282, 21049, 21728, 24056, 30167, 34832, 38564, 42098, 48112, 60334, 67487, 69664, 77128, 84196, 96224, 120668, 134974, 154256, 168392, 211169, 241336, 269948, 308512, 336784, 422338, 482672, 539896, 673568, 844676, 935177, 965344, 1079792, 1689352, 1870354, 2159584, 3378704, 3740708, 6546239, 6757408, 7481416, 13092478, 14962832, 26184956, 29925664, 52369912, 104739824, 209479648]

約数ペア:

[(1, 209479648), (2, 104739824), (4, 52369912), (7, 29925664), (8, 26184956), (14, 14962832), (16, 13092478), (28, 7481416), (31, 6757408), (32, 6546239), (56, 3740708), (62, 3378704), (97, 2159584), (112, 1870354), (124, 1689352), (194, 1079792), (217, 965344), (224, 935177), (248, 844676), (311, 673568), (388, 539896), (434, 482672), (496, 422338), (622, 336784), (679, 308512), (776, 269948), (868, 241336), (992, 211169), (1244, 168392), (1358, 154256), (1552, 134974), (1736, 120668), (2177, 96224), (2488, 84196), (2716, 77128), (3007, 69664), (3104, 67487), (3472, 60334), (4354, 48112), (4976, 42098), (5432, 38564), (6014, 34832), (6944, 30167), (8708, 24056), (9641, 21728), (9952, 21049), (10864, 19282), (12028, 17416)]