393475680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21019}}^1$

素因数の和:21053

約数の個数: 144

約数和(自身を含む): 1446091920

約数和(自身を除く): 1052616240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 21019, 42038, 63057, 84076, 105095, 126114, 168152, 189171, 210190, 252228, 273247, 315285, 336304, 378342, 420380, 504456, 546494, 630570, 672608, 756684, 819741, 840760, 945855, 1008912, 1092988, 1261140, 1366235, 1513368, 1639482, 1681520, 1891710, 2017824, 2185976, 2459223, 2522280, 2732470, 3026736, 3278964, 3363040, 3783420, 4098705, 4371952, 4918446, 5044560, 5464940, 6053472, 6557928, 7566840, 8197410, 8743904, 9836892, 10089120, 10929880, 12296115, 13115856, 15133680, 16394820, 19673784, 21859760, 24592230, 26231712, 30267360, 32789640, 39347568, 43719520, 49184460, 65579280, 78695136, 98368920, 131158560, 196737840, 393475680]

約数ペア:

[(1, 393475680), (2, 196737840), (3, 131158560), (4, 98368920), (5, 78695136), (6, 65579280), (8, 49184460), (9, 43719520), (10, 39347568), (12, 32789640), (13, 30267360), (15, 26231712), (16, 24592230), (18, 21859760), (20, 19673784), (24, 16394820), (26, 15133680), (30, 13115856), (32, 12296115), (36, 10929880), (39, 10089120), (40, 9836892), (45, 8743904), (48, 8197410), (52, 7566840), (60, 6557928), (65, 6053472), (72, 5464940), (78, 5044560), (80, 4918446), (90, 4371952), (96, 4098705), (104, 3783420), (117, 3363040), (120, 3278964), (130, 3026736), (144, 2732470), (156, 2522280), (160, 2459223), (180, 2185976), (195, 2017824), (208, 1891710), (234, 1681520), (240, 1639482), (260, 1513368), (288, 1366235), (312, 1261140), (360, 1092988), (390, 1008912), (416, 945855), (468, 840760), (480, 819741), (520, 756684), (585, 672608), (624, 630570), (720, 546494), (780, 504456), (936, 420380), (1040, 378342), (1170, 336304), (1248, 315285), (1440, 273247), (1560, 252228), (1872, 210190), (2080, 189171), (2340, 168152), (3120, 126114), (3744, 105095), (4680, 84076), (6240, 63057), (9360, 42038), (18720, 21019)]