18455040

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{89}}^1$

素因数の和:124

約数の個数: 200

約数和(自身を含む): 66842820

約数和(自身を除く): 48387780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 89, 90, 96, 108, 120, 128, 135, 144, 160, 162, 178, 180, 192, 216, 240, 256, 267, 270, 288, 320, 324, 356, 360, 384, 405, 432, 445, 480, 512, 534, 540, 576, 640, 648, 712, 720, 768, 801, 810, 864, 890, 960, 1068, 1080, 1152, 1280, 1296, 1335, 1424, 1440, 1536, 1602, 1620, 1728, 1780, 1920, 2136, 2160, 2304, 2403, 2560, 2592, 2670, 2848, 2880, 3204, 3240, 3456, 3560, 3840, 4005, 4272, 4320, 4608, 4806, 5184, 5340, 5696, 5760, 6408, 6480, 6912, 7120, 7209, 7680, 8010, 8544, 8640, 9612, 10368, 10680, 11392, 11520, 12015, 12816, 12960, 13824, 14240, 14418, 16020, 17088, 17280, 19224, 20736, 21360, 22784, 23040, 24030, 25632, 25920, 28480, 28836, 32040, 34176, 34560, 36045, 38448, 41472, 42720, 45568, 48060, 51264, 51840, 56960, 57672, 64080, 68352, 69120, 72090, 76896, 85440, 96120, 102528, 103680, 113920, 115344, 128160, 136704, 144180, 153792, 170880, 192240, 205056, 207360, 227840, 230688, 256320, 288360, 307584, 341760, 384480, 410112, 461376, 512640, 576720, 615168, 683520, 768960, 922752, 1025280, 1153440, 1230336, 1537920, 1845504, 2050560, 2306880, 3075840, 3691008, 4613760, 6151680, 9227520, 18455040]

約数ペア:

[(1, 18455040), (2, 9227520), (3, 6151680), (4, 4613760), (5, 3691008), (6, 3075840), (8, 2306880), (9, 2050560), (10, 1845504), (12, 1537920), (15, 1230336), (16, 1153440), (18, 1025280), (20, 922752), (24, 768960), (27, 683520), (30, 615168), (32, 576720), (36, 512640), (40, 461376), (45, 410112), (48, 384480), (54, 341760), (60, 307584), (64, 288360), (72, 256320), (80, 230688), (81, 227840), (89, 207360), (90, 205056), (96, 192240), (108, 170880), (120, 153792), (128, 144180), (135, 136704), (144, 128160), (160, 115344), (162, 113920), (178, 103680), (180, 102528), (192, 96120), (216, 85440), (240, 76896), (256, 72090), (267, 69120), (270, 68352), (288, 64080), (320, 57672), (324, 56960), (356, 51840), (360, 51264), (384, 48060), (405, 45568), (432, 42720), (445, 41472), (480, 38448), (512, 36045), (534, 34560), (540, 34176), (576, 32040), (640, 28836), (648, 28480), (712, 25920), (720, 25632), (768, 24030), (801, 23040), (810, 22784), (864, 21360), (890, 20736), (960, 19224), (1068, 17280), (1080, 17088), (1152, 16020), (1280, 14418), (1296, 14240), (1335, 13824), (1424, 12960), (1440, 12816), (1536, 12015), (1602, 11520), (1620, 11392), (1728, 10680), (1780, 10368), (1920, 9612), (2136, 8640), (2160, 8544), (2304, 8010), (2403, 7680), (2560, 7209), (2592, 7120), (2670, 6912), (2848, 6480), (2880, 6408), (3204, 5760), (3240, 5696), (3456, 5340), (3560, 5184), (3840, 4806), (4005, 4608), (4272, 4320)]