77871060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1307}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 237103776

約数和(自身を除く): 159232716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1307, 1324, 1655, 1986, 2614, 2979, 3310, 3921, 3972, 4965, 5228, 5958, 6535, 6620, 7842, 9930, 11763, 11916, 13070, 14895, 15684, 19605, 19860, 23526, 26140, 29790, 39210, 47052, 58815, 59580, 78420, 117630, 235260, 432617, 865234, 1297851, 1730468, 2163085, 2595702, 3893553, 4326170, 5191404, 6489255, 7787106, 8652340, 12978510, 15574212, 19467765, 25957020, 38935530, 77871060]

約数ペア:

[(1, 77871060), (2, 38935530), (3, 25957020), (4, 19467765), (5, 15574212), (6, 12978510), (9, 8652340), (10, 7787106), (12, 6489255), (15, 5191404), (18, 4326170), (20, 3893553), (30, 2595702), (36, 2163085), (45, 1730468), (60, 1297851), (90, 865234), (180, 432617), (331, 235260), (662, 117630), (993, 78420), (1307, 59580), (1324, 58815), (1655, 47052), (1986, 39210), (2614, 29790), (2979, 26140), (3310, 23526), (3921, 19860), (3972, 19605), (4965, 15684), (5228, 14895), (5958, 13070), (6535, 11916), (6620, 11763), (7842, 9930)]