220741920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:448

約数の個数: 288

約数和(自身を含む): 877443840

約数和(自身を除く): 656701920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 122, 126, 140, 144, 160, 168, 180, 183, 210, 224, 240, 244, 252, 280, 288, 305, 315, 336, 359, 360, 366, 420, 427, 480, 488, 504, 549, 560, 610, 630, 672, 718, 720, 732, 840, 854, 915, 976, 1008, 1077, 1098, 1120, 1220, 1260, 1281, 1436, 1440, 1464, 1680, 1708, 1795, 1830, 1952, 2016, 2135, 2154, 2196, 2440, 2513, 2520, 2562, 2745, 2872, 2928, 3231, 3360, 3416, 3590, 3660, 3843, 4270, 4308, 4392, 4880, 5026, 5040, 5124, 5385, 5490, 5744, 5856, 6405, 6462, 6832, 7180, 7320, 7539, 7686, 8540, 8616, 8784, 9760, 10052, 10080, 10248, 10770, 10980, 11488, 12565, 12810, 12924, 13664, 14360, 14640, 15078, 15372, 16155, 17080, 17232, 17568, 19215, 20104, 20496, 21540, 21899, 21960, 22617, 25130, 25620, 25848, 28720, 29280, 30156, 30744, 32310, 34160, 34464, 37695, 38430, 40208, 40992, 43080, 43798, 43920, 45234, 50260, 51240, 51696, 57440, 60312, 61488, 64620, 65697, 68320, 75390, 76860, 80416, 86160, 87596, 87840, 90468, 100520, 102480, 103392, 109495, 113085, 120624, 122976, 129240, 131394, 150780, 153293, 153720, 172320, 175192, 180936, 197091, 201040, 204960, 218990, 226170, 241248, 258480, 262788, 301560, 306586, 307440, 328485, 350384, 361872, 394182, 402080, 437980, 452340, 459879, 516960, 525576, 603120, 613172, 614880, 656970, 700768, 723744, 766465, 788364, 875960, 904680, 919758, 985455, 1051152, 1206240, 1226344, 1313940, 1379637, 1532930, 1576728, 1751920, 1809360, 1839516, 1970910, 2102304, 2299395, 2452688, 2627880, 2759274, 3065860, 3153456, 3503840, 3618720, 3679032, 3941820, 4598790, 4905376, 5255760, 5518548, 6131720, 6306912, 6898185, 7358064, 7883640, 9197580, 10511520, 11037096, 12263440, 13796370, 14716128, 15767280, 18395160, 22074192, 24526880, 27592740, 31534560, 36790320, 44148384, 55185480, 73580640, 110370960, 220741920]

約数ペア:

[(1, 220741920), (2, 110370960), (3, 73580640), (4, 55185480), (5, 44148384), (6, 36790320), (7, 31534560), (8, 27592740), (9, 24526880), (10, 22074192), (12, 18395160), (14, 15767280), (15, 14716128), (16, 13796370), (18, 12263440), (20, 11037096), (21, 10511520), (24, 9197580), (28, 7883640), (30, 7358064), (32, 6898185), (35, 6306912), (36, 6131720), (40, 5518548), (42, 5255760), (45, 4905376), (48, 4598790), (56, 3941820), (60, 3679032), (61, 3618720), (63, 3503840), (70, 3153456), (72, 3065860), (80, 2759274), (84, 2627880), (90, 2452688), (96, 2299395), (105, 2102304), (112, 1970910), (120, 1839516), (122, 1809360), (126, 1751920), (140, 1576728), (144, 1532930), (160, 1379637), (168, 1313940), (180, 1226344), (183, 1206240), (210, 1051152), (224, 985455), (240, 919758), (244, 904680), (252, 875960), (280, 788364), (288, 766465), (305, 723744), (315, 700768), (336, 656970), (359, 614880), (360, 613172), (366, 603120), (420, 525576), (427, 516960), (480, 459879), (488, 452340), (504, 437980), (549, 402080), (560, 394182), (610, 361872), (630, 350384), (672, 328485), (718, 307440), (720, 306586), (732, 301560), (840, 262788), (854, 258480), (915, 241248), (976, 226170), (1008, 218990), (1077, 204960), (1098, 201040), (1120, 197091), (1220, 180936), (1260, 175192), (1281, 172320), (1436, 153720), (1440, 153293), (1464, 150780), (1680, 131394), (1708, 129240), (1795, 122976), (1830, 120624), (1952, 113085), (2016, 109495), (2135, 103392), (2154, 102480), (2196, 100520), (2440, 90468), (2513, 87840), (2520, 87596), (2562, 86160), (2745, 80416), (2872, 76860), (2928, 75390), (3231, 68320), (3360, 65697), (3416, 64620), (3590, 61488), (3660, 60312), (3843, 57440), (4270, 51696), (4308, 51240), (4392, 50260), (4880, 45234), (5026, 43920), (5040, 43798), (5124, 43080), (5385, 40992), (5490, 40208), (5744, 38430), (5856, 37695), (6405, 34464), (6462, 34160), (6832, 32310), (7180, 30744), (7320, 30156), (7539, 29280), (7686, 28720), (8540, 25848), (8616, 25620), (8784, 25130), (9760, 22617), (10052, 21960), (10080, 21899), (10248, 21540), (10770, 20496), (10980, 20104), (11488, 19215), (12565, 17568), (12810, 17232), (12924, 17080), (13664, 16155), (14360, 15372), (14640, 15078)]