215381056

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 112

約数和(自身を含む): 491581440

約数和(自身を除く): 276200384

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 71, 88, 124, 139, 142, 176, 248, 278, 284, 341, 352, 496, 556, 568, 682, 704, 781, 992, 1112, 1136, 1364, 1529, 1562, 1984, 2201, 2224, 2272, 2728, 3058, 3124, 4309, 4402, 4448, 4544, 5456, 6116, 6248, 8618, 8804, 8896, 9869, 10912, 12232, 12496, 17236, 17608, 19738, 21824, 24211, 24464, 24992, 34472, 35216, 39476, 47399, 48422, 48928, 49984, 68944, 70432, 78952, 94798, 96844, 97856, 108559, 137888, 140864, 157904, 189596, 193688, 217118, 275776, 305939, 315808, 379192, 387376, 434236, 611878, 631616, 758384, 774752, 868472, 1223756, 1516768, 1549504, 1736944, 2447512, 3033536, 3365329, 3473888, 4895024, 6730658, 6947776, 9790048, 13461316, 19580096, 26922632, 53845264, 107690528, 215381056]

約数ペア:

[(1, 215381056), (2, 107690528), (4, 53845264), (8, 26922632), (11, 19580096), (16, 13461316), (22, 9790048), (31, 6947776), (32, 6730658), (44, 4895024), (62, 3473888), (64, 3365329), (71, 3033536), (88, 2447512), (124, 1736944), (139, 1549504), (142, 1516768), (176, 1223756), (248, 868472), (278, 774752), (284, 758384), (341, 631616), (352, 611878), (496, 434236), (556, 387376), (568, 379192), (682, 315808), (704, 305939), (781, 275776), (992, 217118), (1112, 193688), (1136, 189596), (1364, 157904), (1529, 140864), (1562, 137888), (1984, 108559), (2201, 97856), (2224, 96844), (2272, 94798), (2728, 78952), (3058, 70432), (3124, 68944), (4309, 49984), (4402, 48928), (4448, 48422), (4544, 47399), (5456, 39476), (6116, 35216), (6248, 34472), (8618, 24992), (8804, 24464), (8896, 24211), (9869, 21824), (10912, 19738), (12232, 17608), (12496, 17236)]