212811900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:529

約数の個数: 216

約数和(自身を含む): 740952576

約数和(自身を除く): 528140676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 49, 50, 60, 62, 70, 75, 84, 93, 98, 100, 105, 124, 140, 147, 150, 155, 175, 186, 196, 210, 217, 245, 294, 300, 310, 350, 372, 420, 434, 465, 467, 490, 525, 588, 620, 651, 700, 735, 775, 868, 930, 934, 980, 1050, 1085, 1225, 1302, 1401, 1470, 1519, 1550, 1860, 1868, 2100, 2170, 2325, 2335, 2450, 2604, 2802, 2940, 3038, 3100, 3255, 3269, 3675, 4340, 4557, 4650, 4670, 4900, 5425, 5604, 6076, 6510, 6538, 7005, 7350, 7595, 9114, 9300, 9340, 9807, 10850, 11675, 13020, 13076, 14010, 14477, 14700, 15190, 16275, 16345, 18228, 19614, 21700, 22785, 22883, 23350, 28020, 28954, 30380, 32550, 32690, 35025, 37975, 39228, 43431, 45570, 45766, 46700, 49035, 57908, 65100, 65380, 68649, 70050, 72385, 75950, 81725, 86862, 91140, 91532, 98070, 101339, 113925, 114415, 137298, 140100, 144770, 151900, 163450, 173724, 196140, 202678, 217155, 227850, 228830, 245175, 274596, 289540, 304017, 326900, 343245, 361925, 405356, 434310, 455700, 457660, 490350, 506695, 572075, 608034, 686490, 709373, 723850, 868620, 980700, 1013390, 1085775, 1144150, 1216068, 1372980, 1418746, 1447700, 1520085, 1716225, 2026780, 2128119, 2171550, 2288300, 2533475, 2837492, 3040170, 3432450, 3546865, 4256238, 4343100, 5066950, 6080340, 6864900, 7093730, 7600425, 8512476, 10133900, 10640595, 14187460, 15200850, 17734325, 21281190, 30401700, 35468650, 42562380, 53202975, 70937300, 106405950, 212811900]

約数ペア:

[(1, 212811900), (2, 106405950), (3, 70937300), (4, 53202975), (5, 42562380), (6, 35468650), (7, 30401700), (10, 21281190), (12, 17734325), (14, 15200850), (15, 14187460), (20, 10640595), (21, 10133900), (25, 8512476), (28, 7600425), (30, 7093730), (31, 6864900), (35, 6080340), (42, 5066950), (49, 4343100), (50, 4256238), (60, 3546865), (62, 3432450), (70, 3040170), (75, 2837492), (84, 2533475), (93, 2288300), (98, 2171550), (100, 2128119), (105, 2026780), (124, 1716225), (140, 1520085), (147, 1447700), (150, 1418746), (155, 1372980), (175, 1216068), (186, 1144150), (196, 1085775), (210, 1013390), (217, 980700), (245, 868620), (294, 723850), (300, 709373), (310, 686490), (350, 608034), (372, 572075), (420, 506695), (434, 490350), (465, 457660), (467, 455700), (490, 434310), (525, 405356), (588, 361925), (620, 343245), (651, 326900), (700, 304017), (735, 289540), (775, 274596), (868, 245175), (930, 228830), (934, 227850), (980, 217155), (1050, 202678), (1085, 196140), (1225, 173724), (1302, 163450), (1401, 151900), (1470, 144770), (1519, 140100), (1550, 137298), (1860, 114415), (1868, 113925), (2100, 101339), (2170, 98070), (2325, 91532), (2335, 91140), (2450, 86862), (2604, 81725), (2802, 75950), (2940, 72385), (3038, 70050), (3100, 68649), (3255, 65380), (3269, 65100), (3675, 57908), (4340, 49035), (4557, 46700), (4650, 45766), (4670, 45570), (4900, 43431), (5425, 39228), (5604, 37975), (6076, 35025), (6510, 32690), (6538, 32550), (7005, 30380), (7350, 28954), (7595, 28020), (9114, 23350), (9300, 22883), (9340, 22785), (9807, 21700), (10850, 19614), (11675, 18228), (13020, 16345), (13076, 16275), (14010, 15190), (14477, 14700)]