8743140

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{257}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 31554432

約数和(自身を除く): 22811292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 257, 270, 315, 324, 378, 405, 420, 486, 514, 540, 567, 630, 756, 771, 810, 945, 972, 1028, 1134, 1215, 1260, 1285, 1542, 1620, 1701, 1799, 1890, 2268, 2313, 2430, 2570, 2835, 3084, 3402, 3598, 3780, 3855, 4626, 4860, 5140, 5397, 5670, 6804, 6939, 7196, 7710, 8505, 8995, 9252, 10794, 11340, 11565, 13878, 15420, 16191, 17010, 17990, 20817, 21588, 23130, 26985, 27756, 32382, 34020, 34695, 35980, 41634, 46260, 48573, 53970, 62451, 64764, 69390, 80955, 83268, 97146, 104085, 107940, 124902, 138780, 145719, 161910, 194292, 208170, 242865, 249804, 291438, 312255, 323820, 416340, 437157, 485730, 582876, 624510, 728595, 874314, 971460, 1249020, 1457190, 1748628, 2185785, 2914380, 4371570, 8743140]

約数ペア:

[(1, 8743140), (2, 4371570), (3, 2914380), (4, 2185785), (5, 1748628), (6, 1457190), (7, 1249020), (9, 971460), (10, 874314), (12, 728595), (14, 624510), (15, 582876), (18, 485730), (20, 437157), (21, 416340), (27, 323820), (28, 312255), (30, 291438), (35, 249804), (36, 242865), (42, 208170), (45, 194292), (54, 161910), (60, 145719), (63, 138780), (70, 124902), (81, 107940), (84, 104085), (90, 97146), (105, 83268), (108, 80955), (126, 69390), (135, 64764), (140, 62451), (162, 53970), (180, 48573), (189, 46260), (210, 41634), (243, 35980), (252, 34695), (257, 34020), (270, 32382), (315, 27756), (324, 26985), (378, 23130), (405, 21588), (420, 20817), (486, 17990), (514, 17010), (540, 16191), (567, 15420), (630, 13878), (756, 11565), (771, 11340), (810, 10794), (945, 9252), (972, 8995), (1028, 8505), (1134, 7710), (1215, 7196), (1260, 6939), (1285, 6804), (1542, 5670), (1620, 5397), (1701, 5140), (1799, 4860), (1890, 4626), (2268, 3855), (2313, 3780), (2430, 3598), (2570, 3402), (2835, 3084)]