428865840

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1697}}^1$

素因数の和:1738

約数の個数: 240

約数和(自身を含む): 1609459488

約数和(自身を除く): 1180593648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1560, 1620, 1697, 1755, 1872, 1944, 2106, 2160, 2340, 2430, 2808, 3120, 3159, 3240, 3394, 3510, 3888, 4212, 4680, 4860, 5091, 5265, 5616, 6318, 6480, 6788, 7020, 8424, 8485, 9360, 9720, 10182, 10530, 12636, 13576, 14040, 15273, 15795, 16848, 16970, 19440, 20364, 21060, 22061, 25272, 25455, 27152, 28080, 30546, 31590, 33940, 40728, 42120, 44122, 45819, 50544, 50910, 61092, 63180, 66183, 67880, 76365, 81456, 84240, 88244, 91638, 101820, 110305, 122184, 126360, 132366, 135760, 137457, 152730, 176488, 183276, 198549, 203640, 220610, 229095, 244368, 252720, 264732, 274914, 305460, 330915, 352976, 366552, 397098, 407280, 412371, 441220, 458190, 529464, 549828, 595647, 610920, 661830, 687285, 733104, 794196, 824742, 882440, 916380, 992745, 1058928, 1099656, 1191294, 1221840, 1323660, 1374570, 1588392, 1649484, 1764880, 1786941, 1832760, 1985490, 2061855, 2199312, 2382588, 2647320, 2749140, 2978235, 3176784, 3298968, 3573882, 3665520, 3970980, 4123710, 4765176, 5294640, 5360823, 5498280, 5956470, 6597936, 7147764, 7941960, 8247420, 8934705, 9530352, 10721646, 10996560, 11912940, 14295528, 15883920, 16494840, 17869410, 21443292, 23825880, 26804115, 28591056, 32989680, 35738820, 42886584, 47651760, 53608230, 71477640, 85773168, 107216460, 142955280, 214432920, 428865840]

約数ペア:

[(1, 428865840), (2, 214432920), (3, 142955280), (4, 107216460), (5, 85773168), (6, 71477640), (8, 53608230), (9, 47651760), (10, 42886584), (12, 35738820), (13, 32989680), (15, 28591056), (16, 26804115), (18, 23825880), (20, 21443292), (24, 17869410), (26, 16494840), (27, 15883920), (30, 14295528), (36, 11912940), (39, 10996560), (40, 10721646), (45, 9530352), (48, 8934705), (52, 8247420), (54, 7941960), (60, 7147764), (65, 6597936), (72, 5956470), (78, 5498280), (80, 5360823), (81, 5294640), (90, 4765176), (104, 4123710), (108, 3970980), (117, 3665520), (120, 3573882), (130, 3298968), (135, 3176784), (144, 2978235), (156, 2749140), (162, 2647320), (180, 2382588), (195, 2199312), (208, 2061855), (216, 1985490), (234, 1832760), (240, 1786941), (243, 1764880), (260, 1649484), (270, 1588392), (312, 1374570), (324, 1323660), (351, 1221840), (360, 1191294), (390, 1099656), (405, 1058928), (432, 992745), (468, 916380), (486, 882440), (520, 824742), (540, 794196), (585, 733104), (624, 687285), (648, 661830), (702, 610920), (720, 595647), (780, 549828), (810, 529464), (936, 458190), (972, 441220), (1040, 412371), (1053, 407280), (1080, 397098), (1170, 366552), (1215, 352976), (1296, 330915), (1404, 305460), (1560, 274914), (1620, 264732), (1697, 252720), (1755, 244368), (1872, 229095), (1944, 220610), (2106, 203640), (2160, 198549), (2340, 183276), (2430, 176488), (2808, 152730), (3120, 137457), (3159, 135760), (3240, 132366), (3394, 126360), (3510, 122184), (3888, 110305), (4212, 101820), (4680, 91638), (4860, 88244), (5091, 84240), (5265, 81456), (5616, 76365), (6318, 67880), (6480, 66183), (6788, 63180), (7020, 61092), (8424, 50910), (8485, 50544), (9360, 45819), (9720, 44122), (10182, 42120), (10530, 40728), (12636, 33940), (13576, 31590), (14040, 30546), (15273, 28080), (15795, 27152), (16848, 25455), (16970, 25272), (19440, 22061), (20364, 21060)]