209875792

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 476969472

約数和(自身を除く): 267093680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 107, 112, 166, 211, 214, 332, 422, 428, 581, 664, 749, 844, 856, 1162, 1328, 1477, 1498, 1688, 1712, 2324, 2954, 2996, 3376, 4648, 5908, 5992, 8881, 9296, 11816, 11984, 17513, 17762, 22577, 23632, 35026, 35524, 45154, 62167, 70052, 71048, 90308, 122591, 124334, 140104, 142096, 158039, 180616, 245182, 248668, 280208, 316078, 361232, 490364, 497336, 632156, 980728, 994672, 1264312, 1873891, 1961456, 2528624, 3747782, 7495564, 13117237, 14991128, 26234474, 29982256, 52468948, 104937896, 209875792]

約数ペア:

[(1, 209875792), (2, 104937896), (4, 52468948), (7, 29982256), (8, 26234474), (14, 14991128), (16, 13117237), (28, 7495564), (56, 3747782), (83, 2528624), (107, 1961456), (112, 1873891), (166, 1264312), (211, 994672), (214, 980728), (332, 632156), (422, 497336), (428, 490364), (581, 361232), (664, 316078), (749, 280208), (844, 248668), (856, 245182), (1162, 180616), (1328, 158039), (1477, 142096), (1498, 140104), (1688, 124334), (1712, 122591), (2324, 90308), (2954, 71048), (2996, 70052), (3376, 62167), (4648, 45154), (5908, 35524), (5992, 35026), (8881, 23632), (9296, 22577), (11816, 17762), (11984, 17513)]