78667020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2617}}^1$

素因数の和:2799

約数の個数: 72

約数和(自身を含む): 240143904

約数和(自身を除く): 161476884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 668, 835, 1002, 1503, 1670, 2004, 2505, 2617, 3006, 3340, 5010, 5234, 6012, 7515, 7851, 10020, 10468, 13085, 15030, 15702, 23553, 26170, 30060, 31404, 39255, 47106, 52340, 78510, 94212, 117765, 157020, 235530, 437039, 471060, 874078, 1311117, 1748156, 2185195, 2622234, 3933351, 4370390, 5244468, 6555585, 7866702, 8740780, 13111170, 15733404, 19666755, 26222340, 39333510, 78667020]

約数ペア:

[(1, 78667020), (2, 39333510), (3, 26222340), (4, 19666755), (5, 15733404), (6, 13111170), (9, 8740780), (10, 7866702), (12, 6555585), (15, 5244468), (18, 4370390), (20, 3933351), (30, 2622234), (36, 2185195), (45, 1748156), (60, 1311117), (90, 874078), (167, 471060), (180, 437039), (334, 235530), (501, 157020), (668, 117765), (835, 94212), (1002, 78510), (1503, 52340), (1670, 47106), (2004, 39255), (2505, 31404), (2617, 30060), (3006, 26170), (3340, 23553), (5010, 15702), (5234, 15030), (6012, 13085), (7515, 10468), (7851, 10020)]