72649740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 212244480

約数和(自身を除く): 139594740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 139, 155, 186, 278, 281, 310, 372, 417, 465, 556, 562, 620, 695, 834, 843, 930, 1124, 1390, 1405, 1668, 1686, 1860, 2085, 2780, 2810, 3372, 4170, 4215, 4309, 5620, 8340, 8430, 8618, 8711, 12927, 16860, 17236, 17422, 21545, 25854, 26133, 34844, 39059, 43090, 43555, 51708, 52266, 64635, 78118, 86180, 87110, 104532, 117177, 129270, 130665, 156236, 174220, 195295, 234354, 258540, 261330, 390590, 468708, 522660, 585885, 781180, 1171770, 1210829, 2343540, 2421658, 3632487, 4843316, 6054145, 7264974, 12108290, 14529948, 18162435, 24216580, 36324870, 72649740]

約数ペア:

[(1, 72649740), (2, 36324870), (3, 24216580), (4, 18162435), (5, 14529948), (6, 12108290), (10, 7264974), (12, 6054145), (15, 4843316), (20, 3632487), (30, 2421658), (31, 2343540), (60, 1210829), (62, 1171770), (93, 781180), (124, 585885), (139, 522660), (155, 468708), (186, 390590), (278, 261330), (281, 258540), (310, 234354), (372, 195295), (417, 174220), (465, 156236), (556, 130665), (562, 129270), (620, 117177), (695, 104532), (834, 87110), (843, 86180), (930, 78118), (1124, 64635), (1390, 52266), (1405, 51708), (1668, 43555), (1686, 43090), (1860, 39059), (2085, 34844), (2780, 26133), (2810, 25854), (3372, 21545), (4170, 17422), (4215, 17236), (4309, 16860), (5620, 12927), (8340, 8711), (8430, 8618)]