28958760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 94784040

約数和(自身を除く): 65825280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 257, 313, 360, 514, 626, 771, 939, 1028, 1252, 1285, 1542, 1565, 1878, 2056, 2313, 2504, 2570, 2817, 3084, 3130, 3756, 3855, 4626, 4695, 5140, 5634, 6168, 6260, 7512, 7710, 9252, 9390, 10280, 11268, 11565, 12520, 14085, 15420, 18504, 18780, 22536, 23130, 28170, 30840, 37560, 46260, 56340, 80441, 92520, 112680, 160882, 241323, 321764, 402205, 482646, 643528, 723969, 804410, 965292, 1206615, 1447938, 1608820, 1930584, 2413230, 2895876, 3217640, 3619845, 4826460, 5791752, 7239690, 9652920, 14479380, 28958760]

約数ペア:

[(1, 28958760), (2, 14479380), (3, 9652920), (4, 7239690), (5, 5791752), (6, 4826460), (8, 3619845), (9, 3217640), (10, 2895876), (12, 2413230), (15, 1930584), (18, 1608820), (20, 1447938), (24, 1206615), (30, 965292), (36, 804410), (40, 723969), (45, 643528), (60, 482646), (72, 402205), (90, 321764), (120, 241323), (180, 160882), (257, 112680), (313, 92520), (360, 80441), (514, 56340), (626, 46260), (771, 37560), (939, 30840), (1028, 28170), (1252, 23130), (1285, 22536), (1542, 18780), (1565, 18504), (1878, 15420), (2056, 14085), (2313, 12520), (2504, 11565), (2570, 11268), (2817, 10280), (3084, 9390), (3130, 9252), (3756, 7710), (3855, 7512), (4626, 6260), (4695, 6168), (5140, 5634)]