20580991680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1\times {\mathrm{929}}^1$

素因数の和:1487

約数の個数: 224

約数和(自身を含む): 66942858240

約数和(自身を除く): 46361866560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 141, 160, 188, 192, 235, 240, 282, 320, 376, 470, 480, 491, 564, 705, 752, 929, 940, 960, 982, 1128, 1410, 1473, 1504, 1858, 1880, 1964, 2256, 2455, 2787, 2820, 2946, 3008, 3716, 3760, 3928, 4512, 4645, 4910, 5574, 5640, 5892, 7365, 7432, 7520, 7856, 9024, 9290, 9820, 11148, 11280, 11784, 13935, 14730, 14864, 15040, 15712, 18580, 19640, 22296, 22560, 23077, 23568, 27870, 29460, 29728, 31424, 37160, 39280, 43663, 44592, 45120, 46154, 47136, 55740, 58920, 59456, 69231, 74320, 78560, 87326, 89184, 92308, 94272, 111480, 115385, 117840, 130989, 138462, 148640, 157120, 174652, 178368, 184616, 218315, 222960, 230770, 235680, 261978, 276924, 297280, 346155, 349304, 369232, 436630, 445920, 456139, 461540, 471360, 523956, 553848, 654945, 692310, 698608, 738464, 873260, 891840, 912278, 923080, 1047912, 1107696, 1309890, 1368417, 1384620, 1397216, 1476928, 1746520, 1824556, 1846160, 2095824, 2215392, 2280695, 2619780, 2736834, 2769240, 2794432, 3493040, 3649112, 3692320, 4191648, 4430784, 4561390, 5239560, 5473668, 5538480, 6842085, 6986080, 7298224, 7384640, 8383296, 9122780, 10479120, 10947336, 11076960, 13684170, 13972160, 14596448, 18245560, 20958240, 21438533, 21894672, 22153920, 27368340, 29192896, 36491120, 41916480, 42877066, 43789344, 54736680, 64315599, 72982240, 85754132, 87578688, 107192665, 109473360, 128631198, 145964480, 171508264, 214385330, 218946720, 257262396, 321577995, 343016528, 428770660, 437893440, 514524792, 643155990, 686033056, 857541320, 1029049584, 1286311980, 1372066112, 1715082640, 2058099168, 2572623960, 3430165280, 4116198336, 5145247920, 6860330560, 10290495840, 20580991680]

約数ペア:

[(1, 20580991680), (2, 10290495840), (3, 6860330560), (4, 5145247920), (5, 4116198336), (6, 3430165280), (8, 2572623960), (10, 2058099168), (12, 1715082640), (15, 1372066112), (16, 1286311980), (20, 1029049584), (24, 857541320), (30, 686033056), (32, 643155990), (40, 514524792), (47, 437893440), (48, 428770660), (60, 343016528), (64, 321577995), (80, 257262396), (94, 218946720), (96, 214385330), (120, 171508264), (141, 145964480), (160, 128631198), (188, 109473360), (192, 107192665), (235, 87578688), (240, 85754132), (282, 72982240), (320, 64315599), (376, 54736680), (470, 43789344), (480, 42877066), (491, 41916480), (564, 36491120), (705, 29192896), (752, 27368340), (929, 22153920), (940, 21894672), (960, 21438533), (982, 20958240), (1128, 18245560), (1410, 14596448), (1473, 13972160), (1504, 13684170), (1858, 11076960), (1880, 10947336), (1964, 10479120), (2256, 9122780), (2455, 8383296), (2787, 7384640), (2820, 7298224), (2946, 6986080), (3008, 6842085), (3716, 5538480), (3760, 5473668), (3928, 5239560), (4512, 4561390), (4645, 4430784), (4910, 4191648), (5574, 3692320), (5640, 3649112), (5892, 3493040), (7365, 2794432), (7432, 2769240), (7520, 2736834), (7856, 2619780), (9024, 2280695), (9290, 2215392), (9820, 2095824), (11148, 1846160), (11280, 1824556), (11784, 1746520), (13935, 1476928), (14730, 1397216), (14864, 1384620), (15040, 1368417), (15712, 1309890), (18580, 1107696), (19640, 1047912), (22296, 923080), (22560, 912278), (23077, 891840), (23568, 873260), (27870, 738464), (29460, 698608), (29728, 692310), (31424, 654945), (37160, 553848), (39280, 523956), (43663, 471360), (44592, 461540), (45120, 456139), (46154, 445920), (47136, 436630), (55740, 369232), (58920, 349304), (59456, 346155), (69231, 297280), (74320, 276924), (78560, 261978), (87326, 235680), (89184, 230770), (92308, 222960), (94272, 218315), (111480, 184616), (115385, 178368), (117840, 174652), (130989, 157120), (138462, 148640)]