263286720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1040

約数の個数: 224

約数和(自身を含む): 959754240

約数和(自身を除く): 696467520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 983, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1966, 1984, 2160, 2232, 2480, 2790, 2880, 2949, 2976, 3348, 3720, 3932, 4185, 4320, 4464, 4915, 4960, 5580, 5898, 5952, 6696, 7440, 7864, 8370, 8640, 8847, 8928, 9830, 9920, 11160, 11796, 13392, 14745, 14880, 15728, 16740, 17694, 17856, 19660, 22320, 23592, 26541, 26784, 29490, 29760, 30473, 31456, 33480, 35388, 39320, 44235, 44640, 47184, 53082, 53568, 58980, 60946, 62912, 66960, 70776, 78640, 88470, 89280, 91419, 94368, 106164, 117960, 121892, 132705, 133920, 141552, 152365, 157280, 176940, 182838, 188736, 212328, 235920, 243784, 265410, 267840, 274257, 283104, 304730, 314560, 353880, 365676, 424656, 457095, 471840, 487568, 530820, 548514, 566208, 609460, 707760, 731352, 822771, 849312, 914190, 943680, 975136, 1061640, 1097028, 1218920, 1371285, 1415520, 1462704, 1645542, 1698624, 1828380, 1950272, 2123280, 2194056, 2437840, 2742570, 2831040, 2925408, 3291084, 3656760, 4113855, 4246560, 4388112, 4875680, 5485140, 5850816, 6582168, 7313520, 8227710, 8493120, 8776224, 9751360, 10970280, 13164336, 14627040, 16455420, 17552448, 21940560, 26328672, 29254080, 32910840, 43881120, 52657344, 65821680, 87762240, 131643360, 263286720]

約数ペア:

[(1, 263286720), (2, 131643360), (3, 87762240), (4, 65821680), (5, 52657344), (6, 43881120), (8, 32910840), (9, 29254080), (10, 26328672), (12, 21940560), (15, 17552448), (16, 16455420), (18, 14627040), (20, 13164336), (24, 10970280), (27, 9751360), (30, 8776224), (31, 8493120), (32, 8227710), (36, 7313520), (40, 6582168), (45, 5850816), (48, 5485140), (54, 4875680), (60, 4388112), (62, 4246560), (64, 4113855), (72, 3656760), (80, 3291084), (90, 2925408), (93, 2831040), (96, 2742570), (108, 2437840), (120, 2194056), (124, 2123280), (135, 1950272), (144, 1828380), (155, 1698624), (160, 1645542), (180, 1462704), (186, 1415520), (192, 1371285), (216, 1218920), (240, 1097028), (248, 1061640), (270, 975136), (279, 943680), (288, 914190), (310, 849312), (320, 822771), (360, 731352), (372, 707760), (432, 609460), (465, 566208), (480, 548514), (496, 530820), (540, 487568), (558, 471840), (576, 457095), (620, 424656), (720, 365676), (744, 353880), (837, 314560), (864, 304730), (930, 283104), (960, 274257), (983, 267840), (992, 265410), (1080, 243784), (1116, 235920), (1240, 212328), (1395, 188736), (1440, 182838), (1488, 176940), (1674, 157280), (1728, 152365), (1860, 141552), (1966, 133920), (1984, 132705), (2160, 121892), (2232, 117960), (2480, 106164), (2790, 94368), (2880, 91419), (2949, 89280), (2976, 88470), (3348, 78640), (3720, 70776), (3932, 66960), (4185, 62912), (4320, 60946), (4464, 58980), (4915, 53568), (4960, 53082), (5580, 47184), (5898, 44640), (5952, 44235), (6696, 39320), (7440, 35388), (7864, 33480), (8370, 31456), (8640, 30473), (8847, 29760), (8928, 29490), (9830, 26784), (9920, 26541), (11160, 23592), (11796, 22320), (13392, 19660), (14745, 17856), (14880, 17694), (15728, 16740)]