208732920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5101}}^1$

素因数の和:5157

約数の個数: 128

約数和(自身を含む): 705300480

約数和(自身を除く): 496567560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5101, 5115, 6820, 8184, 10202, 10230, 13640, 15303, 20404, 20460, 25505, 30606, 40808, 40920, 51010, 56111, 61212, 76515, 102020, 112222, 122424, 153030, 158131, 168333, 204040, 224444, 280555, 306060, 316262, 336666, 448888, 474393, 561110, 612120, 632524, 673332, 790655, 841665, 948786, 1122220, 1265048, 1346664, 1581310, 1683330, 1739441, 1897572, 2244440, 2371965, 3162620, 3366660, 3478882, 3795144, 4743930, 5218323, 6325240, 6733320, 6957764, 8697205, 9487860, 10436646, 13915528, 17394410, 18975720, 20873292, 26091615, 34788820, 41746584, 52183230, 69577640, 104366460, 208732920]

約数ペア:

[(1, 208732920), (2, 104366460), (3, 69577640), (4, 52183230), (5, 41746584), (6, 34788820), (8, 26091615), (10, 20873292), (11, 18975720), (12, 17394410), (15, 13915528), (20, 10436646), (22, 9487860), (24, 8697205), (30, 6957764), (31, 6733320), (33, 6325240), (40, 5218323), (44, 4743930), (55, 3795144), (60, 3478882), (62, 3366660), (66, 3162620), (88, 2371965), (93, 2244440), (110, 1897572), (120, 1739441), (124, 1683330), (132, 1581310), (155, 1346664), (165, 1265048), (186, 1122220), (220, 948786), (248, 841665), (264, 790655), (310, 673332), (330, 632524), (341, 612120), (372, 561110), (440, 474393), (465, 448888), (620, 336666), (660, 316262), (682, 306060), (744, 280555), (930, 224444), (1023, 204040), (1240, 168333), (1320, 158131), (1364, 153030), (1705, 122424), (1860, 112222), (2046, 102020), (2728, 76515), (3410, 61212), (3720, 56111), (4092, 51010), (5101, 40920), (5115, 40808), (6820, 30606), (8184, 25505), (10202, 20460), (10230, 20404), (13640, 15303)]