21751845120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{2153}}^1$

素因数の和:3057

約数の個数: 216

約数和(自身を含む): 75379927896

約数和(自身を除く): 53628082776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 877, 960, 1152, 1280, 1440, 1754, 1920, 2153, 2304, 2631, 2880, 3508, 3840, 4306, 4385, 5262, 5760, 6459, 7016, 7893, 8612, 8770, 10524, 10765, 11520, 12918, 13155, 14032, 15786, 17224, 17540, 19377, 21048, 21530, 25836, 26310, 28064, 31572, 32295, 34448, 35080, 38754, 39465, 42096, 43060, 51672, 52620, 56128, 63144, 64590, 68896, 70160, 77508, 78930, 84192, 86120, 96885, 103344, 105240, 112256, 126288, 129180, 137792, 140320, 155016, 157860, 168384, 172240, 193770, 206688, 210480, 224512, 252576, 258360, 275584, 280640, 310032, 315720, 336768, 344480, 387540, 413376, 420960, 505152, 516720, 551168, 561280, 620064, 631440, 673536, 688960, 775080, 826752, 841920, 1010304, 1033440, 1122560, 1240128, 1262880, 1377920, 1550160, 1653504, 1683840, 1888181, 2020608, 2066880, 2480256, 2525760, 2755840, 3100320, 3367680, 3776362, 4133760, 4960512, 5051520, 5664543, 6200640, 7552724, 8267520, 9440905, 10103040, 11329086, 12401280, 15105448, 16993629, 18881810, 22658172, 24802560, 28322715, 30210896, 33987258, 37763620, 45316344, 56645430, 60421792, 67974516, 75527240, 84968145, 90632688, 113290860, 120843584, 135949032, 151054480, 169936290, 181265376, 226581720, 241687168, 271898064, 302108960, 339872580, 362530752, 453163440, 483374336, 543796128, 604217920, 679745160, 725061504, 906326880, 1087592256, 1208435840, 1359490320, 1450123008, 1812653760, 2175184512, 2416871680, 2718980640, 3625307520, 4350369024, 5437961280, 7250615040, 10875922560, 21751845120]

約数ペア:

[(1, 21751845120), (2, 10875922560), (3, 7250615040), (4, 5437961280), (5, 4350369024), (6, 3625307520), (8, 2718980640), (9, 2416871680), (10, 2175184512), (12, 1812653760), (15, 1450123008), (16, 1359490320), (18, 1208435840), (20, 1087592256), (24, 906326880), (30, 725061504), (32, 679745160), (36, 604217920), (40, 543796128), (45, 483374336), (48, 453163440), (60, 362530752), (64, 339872580), (72, 302108960), (80, 271898064), (90, 241687168), (96, 226581720), (120, 181265376), (128, 169936290), (144, 151054480), (160, 135949032), (180, 120843584), (192, 113290860), (240, 90632688), (256, 84968145), (288, 75527240), (320, 67974516), (360, 60421792), (384, 56645430), (480, 45316344), (576, 37763620), (640, 33987258), (720, 30210896), (768, 28322715), (877, 24802560), (960, 22658172), (1152, 18881810), (1280, 16993629), (1440, 15105448), (1754, 12401280), (1920, 11329086), (2153, 10103040), (2304, 9440905), (2631, 8267520), (2880, 7552724), (3508, 6200640), (3840, 5664543), (4306, 5051520), (4385, 4960512), (5262, 4133760), (5760, 3776362), (6459, 3367680), (7016, 3100320), (7893, 2755840), (8612, 2525760), (8770, 2480256), (10524, 2066880), (10765, 2020608), (11520, 1888181), (12918, 1683840), (13155, 1653504), (14032, 1550160), (15786, 1377920), (17224, 1262880), (17540, 1240128), (19377, 1122560), (21048, 1033440), (21530, 1010304), (25836, 841920), (26310, 826752), (28064, 775080), (31572, 688960), (32295, 673536), (34448, 631440), (35080, 620064), (38754, 561280), (39465, 551168), (42096, 516720), (43060, 505152), (51672, 420960), (52620, 413376), (56128, 387540), (63144, 344480), (64590, 336768), (68896, 315720), (70160, 310032), (77508, 280640), (78930, 275584), (84192, 258360), (86120, 252576), (96885, 224512), (103344, 210480), (105240, 206688), (112256, 193770), (126288, 172240), (129180, 168384), (137792, 157860), (140320, 155016)]