218679720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:288

約数の個数: 256

約数和(自身を含む): 796262400

約数和(自身を除く): 577582680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 47, 56, 58, 60, 70, 84, 87, 94, 105, 116, 120, 140, 141, 145, 168, 174, 188, 191, 203, 210, 232, 235, 280, 282, 290, 329, 348, 376, 382, 406, 420, 435, 470, 564, 573, 580, 609, 658, 696, 705, 764, 812, 840, 870, 940, 955, 987, 1015, 1128, 1146, 1160, 1218, 1316, 1337, 1363, 1410, 1528, 1624, 1645, 1740, 1880, 1910, 1974, 2030, 2292, 2436, 2632, 2674, 2726, 2820, 2865, 3045, 3290, 3480, 3820, 3948, 4011, 4060, 4089, 4584, 4872, 4935, 5348, 5452, 5539, 5640, 5730, 6090, 6580, 6685, 6815, 7640, 7896, 8022, 8120, 8178, 8977, 9541, 9870, 10696, 10904, 11078, 11460, 12180, 13160, 13370, 13630, 16044, 16356, 16617, 17954, 19082, 19740, 20055, 20445, 22156, 22920, 24360, 26740, 26931, 27260, 27695, 28623, 32088, 32712, 33234, 35908, 38164, 38773, 39480, 40110, 40890, 44312, 44885, 47705, 53480, 53862, 54520, 55390, 57246, 62839, 66468, 71816, 76328, 77546, 80220, 81780, 83085, 89770, 95410, 107724, 110780, 114492, 116319, 125678, 132936, 134655, 143115, 155092, 160440, 163560, 166170, 179540, 188517, 190820, 193865, 215448, 221560, 228984, 232638, 251356, 260333, 269310, 286230, 310184, 314195, 332340, 359080, 377034, 381640, 387730, 465276, 502712, 520666, 538620, 572460, 581595, 628390, 664680, 754068, 775460, 780999, 930552, 942585, 1041332, 1077240, 1144920, 1163190, 1256780, 1301665, 1508136, 1550920, 1561998, 1822331, 1885170, 2082664, 2326380, 2513560, 2603330, 3123996, 3644662, 3770340, 3904995, 4652760, 5206660, 5466993, 6247992, 7289324, 7540680, 7809990, 9111655, 10413320, 10933986, 14578648, 15619980, 18223310, 21867972, 27334965, 31239960, 36446620, 43735944, 54669930, 72893240, 109339860, 218679720]

約数ペア:

[(1, 218679720), (2, 109339860), (3, 72893240), (4, 54669930), (5, 43735944), (6, 36446620), (7, 31239960), (8, 27334965), (10, 21867972), (12, 18223310), (14, 15619980), (15, 14578648), (20, 10933986), (21, 10413320), (24, 9111655), (28, 7809990), (29, 7540680), (30, 7289324), (35, 6247992), (40, 5466993), (42, 5206660), (47, 4652760), (56, 3904995), (58, 3770340), (60, 3644662), (70, 3123996), (84, 2603330), (87, 2513560), (94, 2326380), (105, 2082664), (116, 1885170), (120, 1822331), (140, 1561998), (141, 1550920), (145, 1508136), (168, 1301665), (174, 1256780), (188, 1163190), (191, 1144920), (203, 1077240), (210, 1041332), (232, 942585), (235, 930552), (280, 780999), (282, 775460), (290, 754068), (329, 664680), (348, 628390), (376, 581595), (382, 572460), (406, 538620), (420, 520666), (435, 502712), (470, 465276), (564, 387730), (573, 381640), (580, 377034), (609, 359080), (658, 332340), (696, 314195), (705, 310184), (764, 286230), (812, 269310), (840, 260333), (870, 251356), (940, 232638), (955, 228984), (987, 221560), (1015, 215448), (1128, 193865), (1146, 190820), (1160, 188517), (1218, 179540), (1316, 166170), (1337, 163560), (1363, 160440), (1410, 155092), (1528, 143115), (1624, 134655), (1645, 132936), (1740, 125678), (1880, 116319), (1910, 114492), (1974, 110780), (2030, 107724), (2292, 95410), (2436, 89770), (2632, 83085), (2674, 81780), (2726, 80220), (2820, 77546), (2865, 76328), (3045, 71816), (3290, 66468), (3480, 62839), (3820, 57246), (3948, 55390), (4011, 54520), (4060, 53862), (4089, 53480), (4584, 47705), (4872, 44885), (4935, 44312), (5348, 40890), (5452, 40110), (5539, 39480), (5640, 38773), (5730, 38164), (6090, 35908), (6580, 33234), (6685, 32712), (6815, 32088), (7640, 28623), (7896, 27695), (8022, 27260), (8120, 26931), (8178, 26740), (8977, 24360), (9541, 22920), (9870, 22156), (10696, 20445), (10904, 20055), (11078, 19740), (11460, 19082), (12180, 17954), (13160, 16617), (13370, 16356), (13630, 16044)]