261284400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1861}}^1$

素因数の和:1901

約数の個数: 240

約数和(自身を含む): 1002053920

約数和(自身を除く): 740769520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 180, 195, 200, 208, 216, 225, 234, 240, 260, 270, 300, 312, 325, 351, 360, 390, 400, 432, 450, 468, 520, 540, 585, 600, 624, 650, 675, 702, 720, 780, 900, 936, 975, 1040, 1080, 1170, 1200, 1300, 1350, 1404, 1560, 1755, 1800, 1861, 1872, 1950, 2160, 2340, 2600, 2700, 2808, 2925, 3120, 3510, 3600, 3722, 3900, 4680, 5200, 5400, 5583, 5616, 5850, 7020, 7444, 7800, 8775, 9305, 9360, 10800, 11166, 11700, 14040, 14888, 15600, 16749, 17550, 18610, 22332, 23400, 24193, 27915, 28080, 29776, 33498, 35100, 37220, 44664, 46525, 46800, 48386, 50247, 55830, 66996, 70200, 72579, 74440, 83745, 89328, 93050, 96772, 100494, 111660, 120965, 133992, 139575, 140400, 145158, 148880, 167490, 186100, 193544, 200988, 217737, 223320, 241930, 251235, 267984, 279150, 290316, 334980, 362895, 372200, 387088, 401976, 418725, 435474, 446640, 483860, 502470, 558300, 580632, 604825, 653211, 669960, 725790, 744400, 803952, 837450, 870948, 967720, 1004940, 1088685, 1116600, 1161264, 1209650, 1256175, 1306422, 1339920, 1451580, 1674900, 1741896, 1814475, 1935440, 2009880, 2177370, 2233200, 2419300, 2512350, 2612844, 2903160, 3266055, 3349800, 3483792, 3628950, 4019760, 4354740, 4838600, 5024700, 5225688, 5443425, 5806320, 6532110, 6699600, 7257900, 8709480, 9677200, 10049400, 10451376, 10886850, 13064220, 14515800, 16330275, 17418960, 20098800, 21773700, 26128440, 29031600, 32660550, 43547400, 52256880, 65321100, 87094800, 130642200, 261284400]

約数ペア:

[(1, 261284400), (2, 130642200), (3, 87094800), (4, 65321100), (5, 52256880), (6, 43547400), (8, 32660550), (9, 29031600), (10, 26128440), (12, 21773700), (13, 20098800), (15, 17418960), (16, 16330275), (18, 14515800), (20, 13064220), (24, 10886850), (25, 10451376), (26, 10049400), (27, 9677200), (30, 8709480), (36, 7257900), (39, 6699600), (40, 6532110), (45, 5806320), (48, 5443425), (50, 5225688), (52, 5024700), (54, 4838600), (60, 4354740), (65, 4019760), (72, 3628950), (75, 3483792), (78, 3349800), (80, 3266055), (90, 2903160), (100, 2612844), (104, 2512350), (108, 2419300), (117, 2233200), (120, 2177370), (130, 2009880), (135, 1935440), (144, 1814475), (150, 1741896), (156, 1674900), (180, 1451580), (195, 1339920), (200, 1306422), (208, 1256175), (216, 1209650), (225, 1161264), (234, 1116600), (240, 1088685), (260, 1004940), (270, 967720), (300, 870948), (312, 837450), (325, 803952), (351, 744400), (360, 725790), (390, 669960), (400, 653211), (432, 604825), (450, 580632), (468, 558300), (520, 502470), (540, 483860), (585, 446640), (600, 435474), (624, 418725), (650, 401976), (675, 387088), (702, 372200), (720, 362895), (780, 334980), (900, 290316), (936, 279150), (975, 267984), (1040, 251235), (1080, 241930), (1170, 223320), (1200, 217737), (1300, 200988), (1350, 193544), (1404, 186100), (1560, 167490), (1755, 148880), (1800, 145158), (1861, 140400), (1872, 139575), (1950, 133992), (2160, 120965), (2340, 111660), (2600, 100494), (2700, 96772), (2808, 93050), (2925, 89328), (3120, 83745), (3510, 74440), (3600, 72579), (3722, 70200), (3900, 66996), (4680, 55830), (5200, 50247), (5400, 48386), (5583, 46800), (5616, 46525), (5850, 44664), (7020, 37220), (7444, 35100), (7800, 33498), (8775, 29776), (9305, 28080), (9360, 27915), (10800, 24193), (11166, 23400), (11700, 22332), (14040, 18610), (14888, 17550), (15600, 16749)]