204907920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5303}}^1$

素因数の和:5349

約数の個数: 160

約数和(自身を含む): 757665792

約数和(自身を除く): 552757872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 644, 690, 805, 840, 920, 966, 1104, 1288, 1380, 1610, 1680, 1840, 1932, 2415, 2576, 2760, 3220, 3864, 4830, 5303, 5520, 6440, 7728, 9660, 10606, 12880, 15909, 19320, 21212, 26515, 31818, 37121, 38640, 42424, 53030, 63636, 74242, 79545, 84848, 106060, 111363, 121969, 127272, 148484, 159090, 185605, 212120, 222726, 243938, 254544, 296968, 318180, 365907, 371210, 424240, 445452, 487876, 556815, 593936, 609845, 636360, 731814, 742420, 853783, 890904, 975752, 1113630, 1219690, 1272720, 1463628, 1484840, 1707566, 1781808, 1829535, 1951504, 2227260, 2439380, 2561349, 2927256, 2969680, 3415132, 3659070, 4268915, 4454520, 4878760, 5122698, 5854512, 6830264, 7318140, 8537830, 8909040, 9757520, 10245396, 12806745, 13660528, 14636280, 17075660, 20490792, 25613490, 29272560, 34151320, 40981584, 51226980, 68302640, 102453960, 204907920]

約数ペア:

[(1, 204907920), (2, 102453960), (3, 68302640), (4, 51226980), (5, 40981584), (6, 34151320), (7, 29272560), (8, 25613490), (10, 20490792), (12, 17075660), (14, 14636280), (15, 13660528), (16, 12806745), (20, 10245396), (21, 9757520), (23, 8909040), (24, 8537830), (28, 7318140), (30, 6830264), (35, 5854512), (40, 5122698), (42, 4878760), (46, 4454520), (48, 4268915), (56, 3659070), (60, 3415132), (69, 2969680), (70, 2927256), (80, 2561349), (84, 2439380), (92, 2227260), (105, 1951504), (112, 1829535), (115, 1781808), (120, 1707566), (138, 1484840), (140, 1463628), (161, 1272720), (168, 1219690), (184, 1113630), (210, 975752), (230, 890904), (240, 853783), (276, 742420), (280, 731814), (322, 636360), (336, 609845), (345, 593936), (368, 556815), (420, 487876), (460, 445452), (483, 424240), (552, 371210), (560, 365907), (644, 318180), (690, 296968), (805, 254544), (840, 243938), (920, 222726), (966, 212120), (1104, 185605), (1288, 159090), (1380, 148484), (1610, 127272), (1680, 121969), (1840, 111363), (1932, 106060), (2415, 84848), (2576, 79545), (2760, 74242), (3220, 63636), (3864, 53030), (4830, 42424), (5303, 38640), (5520, 37121), (6440, 31818), (7728, 26515), (9660, 21212), (10606, 19320), (12880, 15909)]