1566106220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 3813264000

約数和(自身を除く): 2247157780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 193, 298, 386, 389, 596, 745, 772, 778, 965, 1043, 1351, 1490, 1556, 1930, 1945, 2086, 2702, 2723, 2980, 3860, 3890, 4172, 5215, 5404, 5446, 6755, 7780, 10430, 10892, 13510, 13615, 20860, 27020, 27230, 28757, 54460, 57514, 57961, 75077, 115028, 115922, 143785, 150154, 201299, 231844, 287570, 289805, 300308, 375385, 402598, 405727, 525539, 575140, 579610, 750770, 805196, 811454, 1006495, 1051078, 1159220, 1501540, 1622908, 2012990, 2028635, 2102156, 2627695, 4025980, 4057270, 5255390, 8114540, 10510780, 11186473, 22372946, 44745892, 55932365, 78305311, 111864730, 156610622, 223729460, 313221244, 391526555, 783053110, 1566106220]

約数ペア:

[(1, 1566106220), (2, 783053110), (4, 391526555), (5, 313221244), (7, 223729460), (10, 156610622), (14, 111864730), (20, 78305311), (28, 55932365), (35, 44745892), (70, 22372946), (140, 11186473), (149, 10510780), (193, 8114540), (298, 5255390), (386, 4057270), (389, 4025980), (596, 2627695), (745, 2102156), (772, 2028635), (778, 2012990), (965, 1622908), (1043, 1501540), (1351, 1159220), (1490, 1051078), (1556, 1006495), (1930, 811454), (1945, 805196), (2086, 750770), (2702, 579610), (2723, 575140), (2980, 525539), (3860, 405727), (3890, 402598), (4172, 375385), (5215, 300308), (5404, 289805), (5446, 287570), (6755, 231844), (7780, 201299), (10430, 150154), (10892, 143785), (13510, 115922), (13615, 115028), (20860, 75077), (27020, 57961), (27230, 57514), (28757, 54460)]