20357328000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{13681}}^1$

素因数の和:13744

約数の個数: 256

約数和(自身を含む): 69666554880

約数和(自身を除く): 49309226880

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, 13681, 14880, 15500, 16000, 18600, 19840, 23250, 24000, 24800, 27362, 29760, 31000, 37200, 41043, 46500, 48000, 49600, 54724, 59520, 62000, 68405, 74400, 82086, 93000, 99200, 109448, 124000, 136810, 148800, 164172, 186000, 205215, 218896, 248000, 273620, 297600, 328344, 342025, 372000, 410430, 424111, 437792, 496000, 547240, 656688, 684050, 744000, 820860, 848222, 875584, 1026075, 1094480, 1272333, 1313376, 1368100, 1488000, 1641720, 1696444, 1710125, 1751168, 2052150, 2120555, 2188960, 2544666, 2626752, 2736200, 3283440, 3392888, 3420250, 4104300, 4241110, 4377920, 5089332, 5130375, 5253504, 5472400, 6361665, 6566880, 6785776, 6840500, 8208600, 8482220, 8755840, 10178664, 10260750, 10602775, 10944800, 12723330, 13133760, 13571552, 13681000, 16417200, 16964440, 20357328, 20521500, 21205550, 21889600, 25446660, 26267520, 27143104, 27362000, 31808325, 32834400, 33928880, 40714656, 41043000, 42411100, 43779200, 50893320, 53013875, 54286208, 54724000, 63616650, 65668800, 67857760, 81429312, 82086000, 84822200, 101786640, 106027750, 109448000, 127233300, 131337600, 135715520, 159041625, 162858624, 164172000, 169644400, 203573280, 212055500, 218896000, 254466600, 271431040, 318083250, 328344000, 339288800, 407146560, 424111000, 508933200, 636166500, 656688000, 678577600, 814293120, 848222000, 1017866400, 1272333000, 1357155200, 1696444000, 2035732800, 2544666000, 3392888000, 4071465600, 5089332000, 6785776000, 10178664000, 20357328000]

約数ペア:

[(1, 20357328000), (2, 10178664000), (3, 6785776000), (4, 5089332000), (5, 4071465600), (6, 3392888000), (8, 2544666000), (10, 2035732800), (12, 1696444000), (15, 1357155200), (16, 1272333000), (20, 1017866400), (24, 848222000), (25, 814293120), (30, 678577600), (31, 656688000), (32, 636166500), (40, 508933200), (48, 424111000), (50, 407146560), (60, 339288800), (62, 328344000), (64, 318083250), (75, 271431040), (80, 254466600), (93, 218896000), (96, 212055500), (100, 203573280), (120, 169644400), (124, 164172000), (125, 162858624), (128, 159041625), (150, 135715520), (155, 131337600), (160, 127233300), (186, 109448000), (192, 106027750), (200, 101786640), (240, 84822200), (248, 82086000), (250, 81429312), (300, 67857760), (310, 65668800), (320, 63616650), (372, 54724000), (375, 54286208), (384, 53013875), (400, 50893320), (465, 43779200), (480, 42411100), (496, 41043000), (500, 40714656), (600, 33928880), (620, 32834400), (640, 31808325), (744, 27362000), (750, 27143104), (775, 26267520), (800, 25446660), (930, 21889600), (960, 21205550), (992, 20521500), (1000, 20357328), (1200, 16964440), (1240, 16417200), (1488, 13681000), (1500, 13571552), (1550, 13133760), (1600, 12723330), (1860, 10944800), (1920, 10602775), (1984, 10260750), (2000, 10178664), (2325, 8755840), (2400, 8482220), (2480, 8208600), (2976, 6840500), (3000, 6785776), (3100, 6566880), (3200, 6361665), (3720, 5472400), (3875, 5253504), (3968, 5130375), (4000, 5089332), (4650, 4377920), (4800, 4241110), (4960, 4104300), (5952, 3420250), (6000, 3392888), (6200, 3283440), (7440, 2736200), (7750, 2626752), (8000, 2544666), (9300, 2188960), (9600, 2120555), (9920, 2052150), (11625, 1751168), (11904, 1710125), (12000, 1696444), (12400, 1641720), (13681, 1488000), (14880, 1368100), (15500, 1313376), (16000, 1272333), (18600, 1094480), (19840, 1026075), (23250, 875584), (24000, 848222), (24800, 820860), (27362, 744000), (29760, 684050), (31000, 656688), (37200, 547240), (41043, 496000), (46500, 437792), (48000, 424111), (49600, 410430), (54724, 372000), (59520, 342025), (62000, 328344), (68405, 297600), (74400, 273620), (82086, 248000), (93000, 218896), (99200, 205215), (109448, 186000), (124000, 164172), (136810, 148800)]