263808480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1$

素因数の和:729

約数の個数: 192

約数和(自身を含む): 909715968

約数和(自身を除く): 645907488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 67, 78, 80, 96, 104, 120, 130, 134, 156, 160, 195, 201, 208, 240, 260, 268, 312, 335, 390, 402, 416, 480, 520, 536, 624, 631, 670, 780, 804, 871, 1005, 1040, 1072, 1248, 1262, 1340, 1560, 1608, 1742, 1893, 2010, 2080, 2144, 2524, 2613, 2680, 3120, 3155, 3216, 3484, 3786, 4020, 4355, 5048, 5226, 5360, 6240, 6310, 6432, 6968, 7572, 8040, 8203, 8710, 9465, 10096, 10452, 10720, 12620, 13065, 13936, 15144, 16080, 16406, 17420, 18930, 20192, 20904, 24609, 25240, 26130, 27872, 30288, 32160, 32812, 34840, 37860, 41015, 41808, 42277, 49218, 50480, 52260, 60576, 65624, 69680, 75720, 82030, 83616, 84554, 98436, 100960, 104520, 123045, 126831, 131248, 139360, 151440, 164060, 169108, 196872, 209040, 211385, 246090, 253662, 262496, 302880, 328120, 338216, 393744, 418080, 422770, 492180, 507324, 549601, 634155, 656240, 676432, 787488, 845540, 984360, 1014648, 1099202, 1268310, 1312480, 1352864, 1648803, 1691080, 1968720, 2029296, 2198404, 2536620, 2748005, 3297606, 3382160, 3937440, 4058592, 4396808, 5073240, 5496010, 6595212, 6764320, 8244015, 8793616, 10146480, 10992020, 13190424, 16488030, 17587232, 20292960, 21984040, 26380848, 32976060, 43968080, 52761696, 65952120, 87936160, 131904240, 263808480]

約数ペア:

[(1, 263808480), (2, 131904240), (3, 87936160), (4, 65952120), (5, 52761696), (6, 43968080), (8, 32976060), (10, 26380848), (12, 21984040), (13, 20292960), (15, 17587232), (16, 16488030), (20, 13190424), (24, 10992020), (26, 10146480), (30, 8793616), (32, 8244015), (39, 6764320), (40, 6595212), (48, 5496010), (52, 5073240), (60, 4396808), (65, 4058592), (67, 3937440), (78, 3382160), (80, 3297606), (96, 2748005), (104, 2536620), (120, 2198404), (130, 2029296), (134, 1968720), (156, 1691080), (160, 1648803), (195, 1352864), (201, 1312480), (208, 1268310), (240, 1099202), (260, 1014648), (268, 984360), (312, 845540), (335, 787488), (390, 676432), (402, 656240), (416, 634155), (480, 549601), (520, 507324), (536, 492180), (624, 422770), (631, 418080), (670, 393744), (780, 338216), (804, 328120), (871, 302880), (1005, 262496), (1040, 253662), (1072, 246090), (1248, 211385), (1262, 209040), (1340, 196872), (1560, 169108), (1608, 164060), (1742, 151440), (1893, 139360), (2010, 131248), (2080, 126831), (2144, 123045), (2524, 104520), (2613, 100960), (2680, 98436), (3120, 84554), (3155, 83616), (3216, 82030), (3484, 75720), (3786, 69680), (4020, 65624), (4355, 60576), (5048, 52260), (5226, 50480), (5360, 49218), (6240, 42277), (6310, 41808), (6432, 41015), (6968, 37860), (7572, 34840), (8040, 32812), (8203, 32160), (8710, 30288), (9465, 27872), (10096, 26130), (10452, 25240), (10720, 24609), (12620, 20904), (13065, 20192), (13936, 18930), (15144, 17420), (16080, 16406)]