581036680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{14929}}^1$

素因数の和:15086

約数の個数: 64

約数和(自身を含む): 1504944000

約数和(自身を除く): 923907320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 7784, 9730, 14929, 19460, 29858, 38920, 59716, 74645, 104503, 119432, 149290, 209006, 298580, 418012, 522515, 597160, 836024, 1045030, 2075131, 2090060, 4150262, 4180120, 8300524, 10375655, 14525917, 16601048, 20751310, 29051834, 41502620, 58103668, 72629585, 83005240, 116207336, 145259170, 290518340, 581036680]

約数ペア:

[(1, 581036680), (2, 290518340), (4, 145259170), (5, 116207336), (7, 83005240), (8, 72629585), (10, 58103668), (14, 41502620), (20, 29051834), (28, 20751310), (35, 16601048), (40, 14525917), (56, 10375655), (70, 8300524), (139, 4180120), (140, 4150262), (278, 2090060), (280, 2075131), (556, 1045030), (695, 836024), (973, 597160), (1112, 522515), (1390, 418012), (1946, 298580), (2780, 209006), (3892, 149290), (4865, 119432), (5560, 104503), (7784, 74645), (9730, 59716), (14929, 38920), (19460, 29858)]