2020521720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{2503}}^1$

素因数の和:2586

約数の個数: 192

約数和(自身を含む): 7161039360

約数和(自身を除く): 5140517640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 961, 1085, 1240, 1302, 1736, 1860, 1922, 2170, 2503, 2604, 2883, 3255, 3720, 3844, 4340, 4805, 5006, 5208, 5766, 6510, 6727, 7509, 7688, 8680, 9610, 10012, 11532, 12515, 13020, 13454, 14415, 15018, 17521, 19220, 20024, 20181, 23064, 25030, 26040, 26908, 28830, 30036, 33635, 35042, 37545, 38440, 40362, 50060, 52563, 53816, 57660, 60072, 67270, 70084, 75090, 77593, 80724, 87605, 100120, 100905, 105126, 115320, 134540, 140168, 150180, 155186, 161448, 175210, 201810, 210252, 232779, 262815, 269080, 300360, 310372, 350420, 387965, 403620, 420504, 465558, 525630, 543151, 620744, 700840, 775930, 807240, 931116, 1051260, 1086302, 1163895, 1551860, 1629453, 1862232, 2102520, 2172604, 2327790, 2405383, 2715755, 3103720, 3258906, 4345208, 4655580, 4810766, 5431510, 6517812, 7216149, 8147265, 9311160, 9621532, 10863020, 12026915, 13035624, 14432298, 16294530, 16837681, 19243064, 21726040, 24053830, 28864596, 32589060, 33675362, 36080745, 48107660, 50513043, 57729192, 65178120, 67350724, 72161490, 84188405, 96215320, 101026086, 134701448, 144322980, 168376810, 202052172, 252565215, 288645960, 336753620, 404104344, 505130430, 673507240, 1010260860, 2020521720]

約数ペア:

[(1, 2020521720), (2, 1010260860), (3, 673507240), (4, 505130430), (5, 404104344), (6, 336753620), (7, 288645960), (8, 252565215), (10, 202052172), (12, 168376810), (14, 144322980), (15, 134701448), (20, 101026086), (21, 96215320), (24, 84188405), (28, 72161490), (30, 67350724), (31, 65178120), (35, 57729192), (40, 50513043), (42, 48107660), (56, 36080745), (60, 33675362), (62, 32589060), (70, 28864596), (84, 24053830), (93, 21726040), (105, 19243064), (120, 16837681), (124, 16294530), (140, 14432298), (155, 13035624), (168, 12026915), (186, 10863020), (210, 9621532), (217, 9311160), (248, 8147265), (280, 7216149), (310, 6517812), (372, 5431510), (420, 4810766), (434, 4655580), (465, 4345208), (620, 3258906), (651, 3103720), (744, 2715755), (840, 2405383), (868, 2327790), (930, 2172604), (961, 2102520), (1085, 1862232), (1240, 1629453), (1302, 1551860), (1736, 1163895), (1860, 1086302), (1922, 1051260), (2170, 931116), (2503, 807240), (2604, 775930), (2883, 700840), (3255, 620744), (3720, 543151), (3844, 525630), (4340, 465558), (4805, 420504), (5006, 403620), (5208, 387965), (5766, 350420), (6510, 310372), (6727, 300360), (7509, 269080), (7688, 262815), (8680, 232779), (9610, 210252), (10012, 201810), (11532, 175210), (12515, 161448), (13020, 155186), (13454, 150180), (14415, 140168), (15018, 134540), (17521, 115320), (19220, 105126), (20024, 100905), (20181, 100120), (23064, 87605), (25030, 80724), (26040, 77593), (26908, 75090), (28830, 70084), (30036, 67270), (33635, 60072), (35042, 57660), (37545, 53816), (38440, 52563), (40362, 50060)]