643017348

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:562

約数の個数: 144

約数和(自身を含む): 1787385600

約数和(自身を除く): 1144368252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 58, 61, 69, 87, 92, 116, 122, 138, 174, 183, 207, 244, 261, 276, 348, 366, 414, 439, 522, 549, 667, 732, 828, 878, 1044, 1098, 1317, 1334, 1403, 1756, 1769, 2001, 2196, 2634, 2668, 2806, 3538, 3951, 4002, 4209, 5268, 5307, 5612, 6003, 7076, 7902, 8004, 8418, 10097, 10614, 12006, 12627, 12731, 15804, 15921, 16836, 20194, 21228, 24012, 25254, 25462, 26779, 30291, 31842, 38193, 40388, 40687, 50508, 50924, 53558, 60582, 63684, 76386, 80337, 81374, 90873, 107116, 114579, 121164, 122061, 152772, 160674, 162748, 181746, 229158, 241011, 244122, 292813, 321348, 363492, 366183, 458316, 482022, 488244, 585626, 615917, 732366, 776591, 878439, 964044, 1171252, 1231834, 1464732, 1553182, 1756878, 1847751, 2329773, 2463668, 2635317, 3106364, 3513756, 3695502, 4659546, 5270634, 5543253, 6989319, 7391004, 9319092, 10541268, 11086506, 13978638, 17861593, 22173012, 27957276, 35723186, 53584779, 71446372, 107169558, 160754337, 214339116, 321508674, 643017348]

約数ペア:

[(1, 643017348), (2, 321508674), (3, 214339116), (4, 160754337), (6, 107169558), (9, 71446372), (12, 53584779), (18, 35723186), (23, 27957276), (29, 22173012), (36, 17861593), (46, 13978638), (58, 11086506), (61, 10541268), (69, 9319092), (87, 7391004), (92, 6989319), (116, 5543253), (122, 5270634), (138, 4659546), (174, 3695502), (183, 3513756), (207, 3106364), (244, 2635317), (261, 2463668), (276, 2329773), (348, 1847751), (366, 1756878), (414, 1553182), (439, 1464732), (522, 1231834), (549, 1171252), (667, 964044), (732, 878439), (828, 776591), (878, 732366), (1044, 615917), (1098, 585626), (1317, 488244), (1334, 482022), (1403, 458316), (1756, 366183), (1769, 363492), (2001, 321348), (2196, 292813), (2634, 244122), (2668, 241011), (2806, 229158), (3538, 181746), (3951, 162748), (4002, 160674), (4209, 152772), (5268, 122061), (5307, 121164), (5612, 114579), (6003, 107116), (7076, 90873), (7902, 81374), (8004, 80337), (8418, 76386), (10097, 63684), (10614, 60582), (12006, 53558), (12627, 50924), (12731, 50508), (15804, 40687), (15921, 40388), (16836, 38193), (20194, 31842), (21228, 30291), (24012, 26779), (25254, 25462)]