20387054520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8999}}^1$

素因数の和:9083

約数の個数: 384

約数和(自身を含む): 80870400000

約数和(自身を除く): 60483345480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 29, 30, 31, 35, 36, 40, 42, 45, 56, 58, 60, 62, 63, 70, 72, 84, 87, 90, 93, 105, 116, 120, 124, 126, 140, 145, 155, 168, 174, 180, 186, 203, 210, 217, 232, 248, 252, 261, 279, 280, 290, 310, 315, 348, 360, 372, 406, 420, 434, 435, 465, 504, 522, 558, 580, 609, 620, 630, 651, 696, 744, 812, 840, 868, 870, 899, 930, 1015, 1044, 1085, 1116, 1160, 1218, 1240, 1260, 1302, 1305, 1395, 1624, 1736, 1740, 1798, 1827, 1860, 1953, 2030, 2088, 2170, 2232, 2436, 2520, 2604, 2610, 2697, 2790, 3045, 3255, 3480, 3596, 3654, 3720, 3906, 4060, 4340, 4495, 4872, 5208, 5220, 5394, 5580, 6090, 6293, 6510, 7192, 7308, 7812, 8091, 8120, 8680, 8990, 8999, 9135, 9765, 10440, 10788, 11160, 12180, 12586, 13020, 13485, 14616, 15624, 16182, 17980, 17998, 18270, 18879, 19530, 21576, 24360, 25172, 26040, 26970, 26997, 31465, 32364, 35960, 35996, 36540, 37758, 39060, 40455, 44995, 50344, 53940, 53994, 56637, 62930, 62993, 64728, 71992, 73080, 75516, 78120, 80910, 80991, 89990, 94395, 107880, 107988, 113274, 125860, 125986, 134985, 151032, 161820, 161982, 179980, 188790, 188979, 215976, 226548, 251720, 251972, 260971, 269970, 278969, 283185, 314965, 323640, 323964, 359960, 377580, 377958, 404955, 453096, 503944, 521942, 539940, 557938, 566370, 566937, 629930, 647928, 755160, 755916, 782913, 809910, 836907, 944895, 1043884, 1079880, 1115876, 1132740, 1133874, 1259860, 1304855, 1394845, 1511832, 1565826, 1619820, 1673814, 1826797, 1889790, 1952783, 2087768, 2231752, 2265480, 2267748, 2348739, 2510721, 2519720, 2609710, 2789690, 2834685, 3131652, 3239640, 3347628, 3653594, 3779580, 3905566, 3914565, 4184535, 4535496, 4697478, 5021442, 5219420, 5480391, 5579380, 5669370, 5858349, 6263304, 6695256, 7307188, 7559160, 7811132, 7829130, 8090101, 8369070, 9133985, 9394956, 9763915, 10042884, 10438840, 10960782, 11158760, 11338740, 11716698, 11743695, 12553605, 14614376, 15622264, 15658260, 16180202, 16441173, 16738140, 17575047, 18267970, 18789912, 19527830, 20085768, 21921564, 22677480, 23433396, 23487390, 24270303, 25107210, 27401955, 29291745, 31316520, 32360404, 32882346, 33476280, 35150094, 36535940, 39055660, 40450505, 43843128, 46866792, 46974780, 48540606, 50214420, 54803910, 56630707, 58583490, 64720808, 65764692, 70300188, 72810909, 73071880, 78111320, 80901010, 82205865, 87875235, 93949560, 97081212, 100428840, 109607820, 113261414, 117166980, 121351515, 131529384, 140600376, 145621818, 161802020, 164411730, 169892121, 175750470, 194162424, 219215640, 226522828, 234333960, 242703030, 283153535, 291243636, 323604040, 328823460, 339784242, 351500940, 364054545, 453045656, 485406060, 509676363, 566307070, 582487272, 657646920, 679568484, 703001880, 728109090, 849460605, 970812120, 1019352726, 1132614140, 1359136968, 1456218180, 1698921210, 2038705452, 2265228280, 2548381815, 2912436360, 3397842420, 4077410904, 5096763630, 6795684840, 10193527260, 20387054520]

約数ペア:

[(1, 20387054520), (2, 10193527260), (3, 6795684840), (4, 5096763630), (5, 4077410904), (6, 3397842420), (7, 2912436360), (8, 2548381815), (9, 2265228280), (10, 2038705452), (12, 1698921210), (14, 1456218180), (15, 1359136968), (18, 1132614140), (20, 1019352726), (21, 970812120), (24, 849460605), (28, 728109090), (29, 703001880), (30, 679568484), (31, 657646920), (35, 582487272), (36, 566307070), (40, 509676363), (42, 485406060), (45, 453045656), (56, 364054545), (58, 351500940), (60, 339784242), (62, 328823460), (63, 323604040), (70, 291243636), (72, 283153535), (84, 242703030), (87, 234333960), (90, 226522828), (93, 219215640), (105, 194162424), (116, 175750470), (120, 169892121), (124, 164411730), (126, 161802020), (140, 145621818), (145, 140600376), (155, 131529384), (168, 121351515), (174, 117166980), (180, 113261414), (186, 109607820), (203, 100428840), (210, 97081212), (217, 93949560), (232, 87875235), (248, 82205865), (252, 80901010), (261, 78111320), (279, 73071880), (280, 72810909), (290, 70300188), (310, 65764692), (315, 64720808), (348, 58583490), (360, 56630707), (372, 54803910), (406, 50214420), (420, 48540606), (434, 46974780), (435, 46866792), (465, 43843128), (504, 40450505), (522, 39055660), (558, 36535940), (580, 35150094), (609, 33476280), (620, 32882346), (630, 32360404), (651, 31316520), (696, 29291745), (744, 27401955), (812, 25107210), (840, 24270303), (868, 23487390), (870, 23433396), (899, 22677480), (930, 21921564), (1015, 20085768), (1044, 19527830), (1085, 18789912), (1116, 18267970), (1160, 17575047), (1218, 16738140), (1240, 16441173), (1260, 16180202), (1302, 15658260), (1305, 15622264), (1395, 14614376), (1624, 12553605), (1736, 11743695), (1740, 11716698), (1798, 11338740), (1827, 11158760), (1860, 10960782), (1953, 10438840), (2030, 10042884), (2088, 9763915), (2170, 9394956), (2232, 9133985), (2436, 8369070), (2520, 8090101), (2604, 7829130), (2610, 7811132), (2697, 7559160), (2790, 7307188), (3045, 6695256), (3255, 6263304), (3480, 5858349), (3596, 5669370), (3654, 5579380), (3720, 5480391), (3906, 5219420), (4060, 5021442), (4340, 4697478), (4495, 4535496), (4872, 4184535), (5208, 3914565), (5220, 3905566), (5394, 3779580), (5580, 3653594), (6090, 3347628), (6293, 3239640), (6510, 3131652), (7192, 2834685), (7308, 2789690), (7812, 2609710), (8091, 2519720), (8120, 2510721), (8680, 2348739), (8990, 2267748), (8999, 2265480), (9135, 2231752), (9765, 2087768), (10440, 1952783), (10788, 1889790), (11160, 1826797), (12180, 1673814), (12586, 1619820), (13020, 1565826), (13485, 1511832), (14616, 1394845), (15624, 1304855), (16182, 1259860), (17980, 1133874), (17998, 1132740), (18270, 1115876), (18879, 1079880), (19530, 1043884), (21576, 944895), (24360, 836907), (25172, 809910), (26040, 782913), (26970, 755916), (26997, 755160), (31465, 647928), (32364, 629930), (35960, 566937), (35996, 566370), (36540, 557938), (37758, 539940), (39060, 521942), (40455, 503944), (44995, 453096), (50344, 404955), (53940, 377958), (53994, 377580), (56637, 359960), (62930, 323964), (62993, 323640), (64728, 314965), (71992, 283185), (73080, 278969), (75516, 269970), (78120, 260971), (80910, 251972), (80991, 251720), (89990, 226548), (94395, 215976), (107880, 188979), (107988, 188790), (113274, 179980), (125860, 161982), (125986, 161820), (134985, 151032)]