213610600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 587774880

約数和(自身を除く): 374164280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 71, 98, 100, 140, 142, 175, 196, 200, 245, 280, 284, 307, 350, 355, 392, 490, 497, 568, 614, 700, 710, 980, 994, 1225, 1228, 1400, 1420, 1535, 1775, 1960, 1988, 2149, 2450, 2456, 2485, 2840, 3070, 3479, 3550, 3976, 4298, 4900, 4970, 6140, 6958, 7100, 7675, 8596, 9800, 9940, 10745, 12280, 12425, 13916, 14200, 15043, 15350, 17192, 17395, 19880, 21490, 21797, 24850, 27832, 30086, 30700, 34790, 42980, 43594, 49700, 53725, 60172, 61400, 69580, 75215, 85960, 86975, 87188, 99400, 107450, 108985, 120344, 139160, 150430, 152579, 173950, 174376, 214900, 217970, 300860, 305158, 347900, 376075, 429800, 435940, 544925, 601720, 610316, 695800, 752150, 762895, 871880, 1068053, 1089850, 1220632, 1504300, 1525790, 2136106, 2179700, 3008600, 3051580, 3814475, 4272212, 4359400, 5340265, 6103160, 7628950, 8544424, 10680530, 15257900, 21361060, 26701325, 30515800, 42722120, 53402650, 106805300, 213610600]

約数ペア:

[(1, 213610600), (2, 106805300), (4, 53402650), (5, 42722120), (7, 30515800), (8, 26701325), (10, 21361060), (14, 15257900), (20, 10680530), (25, 8544424), (28, 7628950), (35, 6103160), (40, 5340265), (49, 4359400), (50, 4272212), (56, 3814475), (70, 3051580), (71, 3008600), (98, 2179700), (100, 2136106), (140, 1525790), (142, 1504300), (175, 1220632), (196, 1089850), (200, 1068053), (245, 871880), (280, 762895), (284, 752150), (307, 695800), (350, 610316), (355, 601720), (392, 544925), (490, 435940), (497, 429800), (568, 376075), (614, 347900), (700, 305158), (710, 300860), (980, 217970), (994, 214900), (1225, 174376), (1228, 173950), (1400, 152579), (1420, 150430), (1535, 139160), (1775, 120344), (1960, 108985), (1988, 107450), (2149, 99400), (2450, 87188), (2456, 86975), (2485, 85960), (2840, 75215), (3070, 69580), (3479, 61400), (3550, 60172), (3976, 53725), (4298, 49700), (4900, 43594), (4970, 42980), (6140, 34790), (6958, 30700), (7100, 30086), (7675, 27832), (8596, 24850), (9800, 21797), (9940, 21490), (10745, 19880), (12280, 17395), (12425, 17192), (13916, 15350), (14200, 15043)]