208514600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{21277}}^1$

素因数の和:21307

約数の個数: 72

約数和(自身を含む): 563973390

約数和(自身を除く): 355458790

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 21277, 42554, 85108, 106385, 148939, 170216, 212770, 297878, 425540, 531925, 595756, 744695, 851080, 1042573, 1063850, 1191512, 1489390, 2085146, 2127700, 2978780, 3723475, 4170292, 4255400, 5212865, 5957560, 7446950, 8340584, 10425730, 14893900, 20851460, 26064325, 29787800, 41702920, 52128650, 104257300, 208514600]

約数ペア:

[(1, 208514600), (2, 104257300), (4, 52128650), (5, 41702920), (7, 29787800), (8, 26064325), (10, 20851460), (14, 14893900), (20, 10425730), (25, 8340584), (28, 7446950), (35, 5957560), (40, 5212865), (49, 4255400), (50, 4170292), (56, 3723475), (70, 2978780), (98, 2127700), (100, 2085146), (140, 1489390), (175, 1191512), (196, 1063850), (200, 1042573), (245, 851080), (280, 744695), (350, 595756), (392, 531925), (490, 425540), (700, 297878), (980, 212770), (1225, 170216), (1400, 148939), (1960, 106385), (2450, 85108), (4900, 42554), (9800, 21277)]