255990240

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5387}}^1$

素因数の和:5422

約数の個数: 192

約数和(自身を含む): 977598720

約数和(自身を除く): 721608480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 330, 352, 360, 396, 432, 440, 480, 495, 528, 540, 594, 660, 720, 792, 864, 880, 990, 1056, 1080, 1188, 1320, 1440, 1485, 1584, 1760, 1980, 2160, 2376, 2640, 2970, 3168, 3960, 4320, 4752, 5280, 5387, 5940, 7920, 9504, 10774, 11880, 15840, 16161, 21548, 23760, 26935, 32322, 43096, 47520, 48483, 53870, 59257, 64644, 80805, 86192, 96966, 107740, 118514, 129288, 145449, 161610, 172384, 177771, 193932, 215480, 237028, 242415, 258576, 290898, 296285, 323220, 355542, 387864, 430960, 474056, 484830, 517152, 533313, 581796, 592570, 646440, 711084, 727245, 775728, 861920, 888855, 948112, 969660, 1066626, 1163592, 1185140, 1292880, 1422168, 1454490, 1551456, 1599939, 1777710, 1896224, 1939320, 2133252, 2327184, 2370280, 2585760, 2666565, 2844336, 2908980, 3199878, 3555420, 3878640, 4266504, 4654368, 4740560, 5333130, 5688672, 5817960, 6399756, 7110840, 7757280, 7999695, 8533008, 9481120, 10666260, 11635920, 12799512, 14221680, 15999390, 17066016, 21332520, 23271840, 25599024, 28443360, 31998780, 42665040, 51198048, 63997560, 85330080, 127995120, 255990240]

約数ペア:

[(1, 255990240), (2, 127995120), (3, 85330080), (4, 63997560), (5, 51198048), (6, 42665040), (8, 31998780), (9, 28443360), (10, 25599024), (11, 23271840), (12, 21332520), (15, 17066016), (16, 15999390), (18, 14221680), (20, 12799512), (22, 11635920), (24, 10666260), (27, 9481120), (30, 8533008), (32, 7999695), (33, 7757280), (36, 7110840), (40, 6399756), (44, 5817960), (45, 5688672), (48, 5333130), (54, 4740560), (55, 4654368), (60, 4266504), (66, 3878640), (72, 3555420), (80, 3199878), (88, 2908980), (90, 2844336), (96, 2666565), (99, 2585760), (108, 2370280), (110, 2327184), (120, 2133252), (132, 1939320), (135, 1896224), (144, 1777710), (160, 1599939), (165, 1551456), (176, 1454490), (180, 1422168), (198, 1292880), (216, 1185140), (220, 1163592), (240, 1066626), (264, 969660), (270, 948112), (288, 888855), (297, 861920), (330, 775728), (352, 727245), (360, 711084), (396, 646440), (432, 592570), (440, 581796), (480, 533313), (495, 517152), (528, 484830), (540, 474056), (594, 430960), (660, 387864), (720, 355542), (792, 323220), (864, 296285), (880, 290898), (990, 258576), (1056, 242415), (1080, 237028), (1188, 215480), (1320, 193932), (1440, 177771), (1485, 172384), (1584, 161610), (1760, 145449), (1980, 129288), (2160, 118514), (2376, 107740), (2640, 96966), (2970, 86192), (3168, 80805), (3960, 64644), (4320, 59257), (4752, 53870), (5280, 48483), (5387, 47520), (5940, 43096), (7920, 32322), (9504, 26935), (10774, 23760), (11880, 21548), (15840, 16161)]