220210920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 256

約数和(自身を含む): 777600000

約数和(自身を除く): 557389080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 79, 87, 89, 90, 108, 116, 120, 135, 145, 158, 174, 178, 180, 216, 232, 237, 261, 267, 270, 290, 316, 348, 356, 360, 395, 435, 445, 474, 522, 534, 540, 580, 632, 696, 711, 712, 783, 790, 801, 870, 890, 948, 1044, 1068, 1080, 1160, 1185, 1305, 1335, 1422, 1566, 1580, 1602, 1740, 1780, 1896, 2088, 2133, 2136, 2291, 2370, 2403, 2581, 2610, 2670, 2844, 3132, 3160, 3204, 3480, 3555, 3560, 3915, 4005, 4266, 4582, 4740, 4806, 5162, 5220, 5340, 5688, 6264, 6408, 6873, 7031, 7110, 7743, 7830, 8010, 8532, 9164, 9480, 9612, 10324, 10440, 10665, 10680, 11455, 12015, 12905, 13746, 14062, 14220, 15486, 15660, 16020, 17064, 18328, 19224, 20619, 20648, 21093, 21330, 22910, 23229, 24030, 25810, 27492, 28124, 28440, 30972, 31320, 32040, 34365, 35155, 38715, 41238, 42186, 42660, 45820, 46458, 48060, 51620, 54984, 56248, 61857, 61944, 63279, 68730, 69687, 70310, 77430, 82476, 84372, 85320, 91640, 92916, 96120, 103095, 103240, 105465, 116145, 123714, 126558, 137460, 139374, 140620, 154860, 164952, 168744, 185832, 189837, 203899, 206190, 210930, 232290, 247428, 253116, 274920, 278748, 281240, 309285, 309720, 316395, 348435, 379674, 407798, 412380, 421860, 464580, 494856, 506232, 557496, 611697, 618570, 632790, 696870, 759348, 815596, 824760, 843720, 929160, 949185, 1019495, 1223394, 1237140, 1265580, 1393740, 1518696, 1631192, 1835091, 1898370, 2038990, 2446788, 2474280, 2531160, 2787480, 3058485, 3670182, 3796740, 4077980, 4893576, 5505273, 6116970, 7340364, 7593480, 8155960, 9175455, 11010546, 12233940, 14680728, 18350910, 22021092, 24467880, 27526365, 36701820, 44042184, 55052730, 73403640, 110105460, 220210920]

約数ペア:

[(1, 220210920), (2, 110105460), (3, 73403640), (4, 55052730), (5, 44042184), (6, 36701820), (8, 27526365), (9, 24467880), (10, 22021092), (12, 18350910), (15, 14680728), (18, 12233940), (20, 11010546), (24, 9175455), (27, 8155960), (29, 7593480), (30, 7340364), (36, 6116970), (40, 5505273), (45, 4893576), (54, 4077980), (58, 3796740), (60, 3670182), (72, 3058485), (79, 2787480), (87, 2531160), (89, 2474280), (90, 2446788), (108, 2038990), (116, 1898370), (120, 1835091), (135, 1631192), (145, 1518696), (158, 1393740), (174, 1265580), (178, 1237140), (180, 1223394), (216, 1019495), (232, 949185), (237, 929160), (261, 843720), (267, 824760), (270, 815596), (290, 759348), (316, 696870), (348, 632790), (356, 618570), (360, 611697), (395, 557496), (435, 506232), (445, 494856), (474, 464580), (522, 421860), (534, 412380), (540, 407798), (580, 379674), (632, 348435), (696, 316395), (711, 309720), (712, 309285), (783, 281240), (790, 278748), (801, 274920), (870, 253116), (890, 247428), (948, 232290), (1044, 210930), (1068, 206190), (1080, 203899), (1160, 189837), (1185, 185832), (1305, 168744), (1335, 164952), (1422, 154860), (1566, 140620), (1580, 139374), (1602, 137460), (1740, 126558), (1780, 123714), (1896, 116145), (2088, 105465), (2133, 103240), (2136, 103095), (2291, 96120), (2370, 92916), (2403, 91640), (2581, 85320), (2610, 84372), (2670, 82476), (2844, 77430), (3132, 70310), (3160, 69687), (3204, 68730), (3480, 63279), (3555, 61944), (3560, 61857), (3915, 56248), (4005, 54984), (4266, 51620), (4582, 48060), (4740, 46458), (4806, 45820), (5162, 42660), (5220, 42186), (5340, 41238), (5688, 38715), (6264, 35155), (6408, 34365), (6873, 32040), (7031, 31320), (7110, 30972), (7743, 28440), (7830, 28124), (8010, 27492), (8532, 25810), (9164, 24030), (9480, 23229), (9612, 22910), (10324, 21330), (10440, 21093), (10665, 20648), (10680, 20619), (11455, 19224), (12015, 18328), (12905, 17064), (13746, 16020), (14062, 15660), (14220, 15486)]