255338640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:966

約数の個数: 240

約数和(自身を含む): 948475008

約数和(自身を除く): 693136368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 48, 51, 60, 68, 69, 72, 80, 85, 90, 92, 102, 115, 120, 136, 138, 144, 153, 170, 180, 184, 204, 207, 230, 240, 255, 272, 276, 306, 340, 345, 360, 368, 391, 408, 414, 460, 510, 552, 612, 680, 690, 720, 765, 782, 816, 828, 907, 920, 1020, 1035, 1104, 1173, 1224, 1360, 1380, 1530, 1564, 1656, 1814, 1840, 1955, 2040, 2070, 2346, 2448, 2721, 2760, 3060, 3128, 3312, 3519, 3628, 3910, 4080, 4140, 4535, 4692, 5442, 5520, 5865, 6120, 6256, 7038, 7256, 7820, 8163, 8280, 9070, 9384, 10884, 11730, 12240, 13605, 14076, 14512, 15419, 15640, 16326, 16560, 17595, 18140, 18768, 20861, 21768, 23460, 27210, 28152, 30838, 31280, 32652, 35190, 36280, 40815, 41722, 43536, 46257, 46920, 54420, 56304, 61676, 62583, 65304, 70380, 72560, 77095, 81630, 83444, 92514, 93840, 104305, 108840, 123352, 125166, 130608, 138771, 140760, 154190, 163260, 166888, 185028, 187749, 208610, 217680, 231285, 246704, 250332, 277542, 281520, 308380, 312915, 326520, 333776, 354637, 370056, 375498, 417220, 462570, 500664, 555084, 616760, 625830, 653040, 693855, 709274, 740112, 750996, 834440, 925140, 938745, 1001328, 1063911, 1110168, 1233520, 1251660, 1387710, 1418548, 1501992, 1668880, 1773185, 1850280, 1877490, 2127822, 2220336, 2503320, 2775420, 2837096, 3003984, 3191733, 3546370, 3700560, 3754980, 4255644, 5006640, 5319555, 5550840, 5674192, 6383466, 7092740, 7509960, 8511288, 10639110, 11101680, 12766932, 14185480, 15019920, 15958665, 17022576, 21278220, 25533864, 28370960, 31917330, 42556440, 51067728, 63834660, 85112880, 127669320, 255338640]

約数ペア:

[(1, 255338640), (2, 127669320), (3, 85112880), (4, 63834660), (5, 51067728), (6, 42556440), (8, 31917330), (9, 28370960), (10, 25533864), (12, 21278220), (15, 17022576), (16, 15958665), (17, 15019920), (18, 14185480), (20, 12766932), (23, 11101680), (24, 10639110), (30, 8511288), (34, 7509960), (36, 7092740), (40, 6383466), (45, 5674192), (46, 5550840), (48, 5319555), (51, 5006640), (60, 4255644), (68, 3754980), (69, 3700560), (72, 3546370), (80, 3191733), (85, 3003984), (90, 2837096), (92, 2775420), (102, 2503320), (115, 2220336), (120, 2127822), (136, 1877490), (138, 1850280), (144, 1773185), (153, 1668880), (170, 1501992), (180, 1418548), (184, 1387710), (204, 1251660), (207, 1233520), (230, 1110168), (240, 1063911), (255, 1001328), (272, 938745), (276, 925140), (306, 834440), (340, 750996), (345, 740112), (360, 709274), (368, 693855), (391, 653040), (408, 625830), (414, 616760), (460, 555084), (510, 500664), (552, 462570), (612, 417220), (680, 375498), (690, 370056), (720, 354637), (765, 333776), (782, 326520), (816, 312915), (828, 308380), (907, 281520), (920, 277542), (1020, 250332), (1035, 246704), (1104, 231285), (1173, 217680), (1224, 208610), (1360, 187749), (1380, 185028), (1530, 166888), (1564, 163260), (1656, 154190), (1814, 140760), (1840, 138771), (1955, 130608), (2040, 125166), (2070, 123352), (2346, 108840), (2448, 104305), (2721, 93840), (2760, 92514), (3060, 83444), (3128, 81630), (3312, 77095), (3519, 72560), (3628, 70380), (3910, 65304), (4080, 62583), (4140, 61676), (4535, 56304), (4692, 54420), (5442, 46920), (5520, 46257), (5865, 43536), (6120, 41722), (6256, 40815), (7038, 36280), (7256, 35190), (7820, 32652), (8163, 31280), (8280, 30838), (9070, 28152), (9384, 27210), (10884, 23460), (11730, 21768), (12240, 20861), (13605, 18768), (14076, 18140), (14512, 17595), (15419, 16560), (15640, 16326)]