420170028

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2521}}^1$

素因数の和:2607

約数の個数: 96

約数和(自身を含む): 1118557440

約数和(自身を除く): 698387412

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 43, 51, 57, 68, 76, 86, 102, 114, 129, 172, 204, 228, 258, 323, 516, 646, 731, 817, 969, 1292, 1462, 1634, 1938, 2193, 2451, 2521, 2924, 3268, 3876, 4386, 4902, 5042, 7563, 8772, 9804, 10084, 13889, 15126, 27778, 30252, 41667, 42857, 47899, 55556, 83334, 85714, 95798, 108403, 128571, 143697, 166668, 171428, 191596, 216806, 257142, 287394, 325209, 433612, 514284, 574788, 650418, 814283, 1300836, 1628566, 1842851, 2059657, 2442849, 3257132, 3685702, 4119314, 4885698, 5528553, 6178971, 7371404, 8238628, 9771396, 11057106, 12357942, 22114212, 24715884, 35014169, 70028338, 105042507, 140056676, 210085014, 420170028]

約数ペア:

[(1, 420170028), (2, 210085014), (3, 140056676), (4, 105042507), (6, 70028338), (12, 35014169), (17, 24715884), (19, 22114212), (34, 12357942), (38, 11057106), (43, 9771396), (51, 8238628), (57, 7371404), (68, 6178971), (76, 5528553), (86, 4885698), (102, 4119314), (114, 3685702), (129, 3257132), (172, 2442849), (204, 2059657), (228, 1842851), (258, 1628566), (323, 1300836), (516, 814283), (646, 650418), (731, 574788), (817, 514284), (969, 433612), (1292, 325209), (1462, 287394), (1634, 257142), (1938, 216806), (2193, 191596), (2451, 171428), (2521, 166668), (2924, 143697), (3268, 128571), (3876, 108403), (4386, 95798), (4902, 85714), (5042, 83334), (7563, 55556), (8772, 47899), (9804, 42857), (10084, 41667), (13889, 30252), (15126, 27778)]