257082012

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1361}}^1$

素因数の和:1441

約数の個数: 120

約数和(自身を含む): 747541872

約数和(自身を除く): 490459860

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 53, 54, 66, 81, 99, 106, 108, 132, 159, 162, 198, 212, 297, 318, 324, 396, 477, 583, 594, 636, 891, 954, 1166, 1188, 1361, 1431, 1749, 1782, 1908, 2332, 2722, 2862, 3498, 3564, 4083, 4293, 5247, 5444, 5724, 6996, 8166, 8586, 10494, 12249, 14971, 15741, 16332, 17172, 20988, 24498, 29942, 31482, 36747, 44913, 47223, 48996, 59884, 62964, 72133, 73494, 89826, 94446, 110241, 134739, 144266, 146988, 179652, 188892, 216399, 220482, 269478, 288532, 404217, 432798, 440964, 538956, 649197, 793463, 808434, 865596, 1212651, 1298394, 1586926, 1616868, 1947591, 2380389, 2425302, 2596788, 3173852, 3895182, 4760778, 4850604, 5842773, 7141167, 7790364, 9521556, 11685546, 14282334, 21423501, 23371092, 28564668, 42847002, 64270503, 85694004, 128541006, 257082012]

約数ペア:

[(1, 257082012), (2, 128541006), (3, 85694004), (4, 64270503), (6, 42847002), (9, 28564668), (11, 23371092), (12, 21423501), (18, 14282334), (22, 11685546), (27, 9521556), (33, 7790364), (36, 7141167), (44, 5842773), (53, 4850604), (54, 4760778), (66, 3895182), (81, 3173852), (99, 2596788), (106, 2425302), (108, 2380389), (132, 1947591), (159, 1616868), (162, 1586926), (198, 1298394), (212, 1212651), (297, 865596), (318, 808434), (324, 793463), (396, 649197), (477, 538956), (583, 440964), (594, 432798), (636, 404217), (891, 288532), (954, 269478), (1166, 220482), (1188, 216399), (1361, 188892), (1431, 179652), (1749, 146988), (1782, 144266), (1908, 134739), (2332, 110241), (2722, 94446), (2862, 89826), (3498, 73494), (3564, 72133), (4083, 62964), (4293, 59884), (5247, 48996), (5444, 47223), (5724, 44913), (6996, 36747), (8166, 31482), (8586, 29942), (10494, 24498), (12249, 20988), (14971, 17172), (15741, 16332)]