20907888000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{14051}}^1$

素因数の和:14114

約数の個数: 256

約数和(自身を含む): 71550535680

約数和(自身を除く): 50642647680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 125, 128, 150, 155, 160, 186, 192, 200, 240, 248, 250, 300, 310, 320, 372, 375, 384, 400, 465, 480, 496, 500, 600, 620, 640, 744, 750, 775, 800, 930, 960, 992, 1000, 1200, 1240, 1488, 1500, 1550, 1600, 1860, 1920, 1984, 2000, 2325, 2400, 2480, 2976, 3000, 3100, 3200, 3720, 3875, 3968, 4000, 4650, 4800, 4960, 5952, 6000, 6200, 7440, 7750, 8000, 9300, 9600, 9920, 11625, 11904, 12000, 12400, 14051, 14880, 15500, 16000, 18600, 19840, 23250, 24000, 24800, 28102, 29760, 31000, 37200, 42153, 46500, 48000, 49600, 56204, 59520, 62000, 70255, 74400, 84306, 93000, 99200, 112408, 124000, 140510, 148800, 168612, 186000, 210765, 224816, 248000, 281020, 297600, 337224, 351275, 372000, 421530, 435581, 449632, 496000, 562040, 674448, 702550, 744000, 843060, 871162, 899264, 1053825, 1124080, 1306743, 1348896, 1405100, 1488000, 1686120, 1742324, 1756375, 1798528, 2107650, 2177905, 2248160, 2613486, 2697792, 2810200, 3372240, 3484648, 3512750, 4215300, 4355810, 4496320, 5226972, 5269125, 5395584, 5620400, 6533715, 6744480, 6969296, 7025500, 8430600, 8711620, 8992640, 10453944, 10538250, 10889525, 11240800, 13067430, 13488960, 13938592, 14051000, 16861200, 17423240, 20907888, 21076500, 21779050, 22481600, 26134860, 26977920, 27877184, 28102000, 32668575, 33722400, 34846480, 41815776, 42153000, 43558100, 44963200, 52269720, 54447625, 55754368, 56204000, 65337150, 67444800, 69692960, 83631552, 84306000, 87116200, 104539440, 108895250, 112408000, 130674300, 134889600, 139385920, 163342875, 167263104, 168612000, 174232400, 209078880, 217790500, 224816000, 261348600, 278771840, 326685750, 337224000, 348464800, 418157760, 435581000, 522697200, 653371500, 674448000, 696929600, 836315520, 871162000, 1045394400, 1306743000, 1393859200, 1742324000, 2090788800, 2613486000, 3484648000, 4181577600, 5226972000, 6969296000, 10453944000, 20907888000]

約数ペア:

[(1, 20907888000), (2, 10453944000), (3, 6969296000), (4, 5226972000), (5, 4181577600), (6, 3484648000), (8, 2613486000), (10, 2090788800), (12, 1742324000), (15, 1393859200), (16, 1306743000), (20, 1045394400), (24, 871162000), (25, 836315520), (30, 696929600), (31, 674448000), (32, 653371500), (40, 522697200), (48, 435581000), (50, 418157760), (60, 348464800), (62, 337224000), (64, 326685750), (75, 278771840), (80, 261348600), (93, 224816000), (96, 217790500), (100, 209078880), (120, 174232400), (124, 168612000), (125, 167263104), (128, 163342875), (150, 139385920), (155, 134889600), (160, 130674300), (186, 112408000), (192, 108895250), (200, 104539440), (240, 87116200), (248, 84306000), (250, 83631552), (300, 69692960), (310, 67444800), (320, 65337150), (372, 56204000), (375, 55754368), (384, 54447625), (400, 52269720), (465, 44963200), (480, 43558100), (496, 42153000), (500, 41815776), (600, 34846480), (620, 33722400), (640, 32668575), (744, 28102000), (750, 27877184), (775, 26977920), (800, 26134860), (930, 22481600), (960, 21779050), (992, 21076500), (1000, 20907888), (1200, 17423240), (1240, 16861200), (1488, 14051000), (1500, 13938592), (1550, 13488960), (1600, 13067430), (1860, 11240800), (1920, 10889525), (1984, 10538250), (2000, 10453944), (2325, 8992640), (2400, 8711620), (2480, 8430600), (2976, 7025500), (3000, 6969296), (3100, 6744480), (3200, 6533715), (3720, 5620400), (3875, 5395584), (3968, 5269125), (4000, 5226972), (4650, 4496320), (4800, 4355810), (4960, 4215300), (5952, 3512750), (6000, 3484648), (6200, 3372240), (7440, 2810200), (7750, 2697792), (8000, 2613486), (9300, 2248160), (9600, 2177905), (9920, 2107650), (11625, 1798528), (11904, 1756375), (12000, 1742324), (12400, 1686120), (14051, 1488000), (14880, 1405100), (15500, 1348896), (16000, 1306743), (18600, 1124080), (19840, 1053825), (23250, 899264), (24000, 871162), (24800, 843060), (28102, 744000), (29760, 702550), (31000, 674448), (37200, 562040), (42153, 496000), (46500, 449632), (48000, 435581), (49600, 421530), (56204, 372000), (59520, 351275), (62000, 337224), (70255, 297600), (74400, 281020), (84306, 248000), (93000, 224816), (99200, 210765), (112408, 186000), (124000, 168612), (140510, 148800)]