21245725008

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:947

約数の個数: 320

約数和(自身を含む): 65952921600

約数和(自身を除く): 44707196592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 37, 48, 53, 54, 62, 72, 74, 93, 106, 108, 111, 124, 144, 148, 159, 186, 212, 216, 222, 248, 279, 296, 318, 333, 372, 424, 432, 444, 477, 496, 558, 592, 636, 666, 744, 809, 837, 848, 888, 954, 999, 1116, 1147, 1272, 1332, 1431, 1488, 1618, 1643, 1674, 1776, 1908, 1961, 1998, 2232, 2294, 2427, 2544, 2664, 2862, 3236, 3286, 3348, 3441, 3816, 3922, 3996, 4464, 4588, 4854, 4929, 5328, 5724, 5883, 6472, 6572, 6696, 6882, 7281, 7632, 7844, 7992, 9176, 9708, 9858, 10323, 11448, 11766, 12944, 13144, 13392, 13764, 14562, 14787, 15688, 15984, 17649, 18352, 19416, 19716, 20646, 21843, 22896, 23532, 25079, 26288, 27528, 29124, 29574, 29933, 30969, 31376, 35298, 38832, 39432, 41292, 42877, 43686, 44361, 47064, 50158, 52947, 55056, 58248, 59148, 59866, 60791, 61938, 70596, 75237, 78864, 82584, 85754, 87372, 88722, 89799, 94128, 100316, 105894, 116496, 118296, 119732, 121582, 123876, 128631, 141192, 150474, 165168, 171508, 174744, 177444, 179598, 182373, 200632, 211788, 225711, 236592, 239464, 243164, 247752, 257262, 269397, 282384, 300948, 343016, 349488, 354888, 359196, 364746, 385893, 401264, 423576, 451422, 478928, 486328, 495504, 514524, 538794, 547119, 601896, 677133, 686032, 709776, 718392, 729492, 771786, 808191, 847152, 902844, 927923, 972656, 1029048, 1077588, 1094238, 1157679, 1203792, 1329187, 1354266, 1436784, 1458984, 1543572, 1586449, 1616382, 1641357, 1805688, 1855846, 2058096, 2155176, 2188476, 2315358, 2658374, 2708532, 2783769, 2917968, 3087144, 3172898, 3232764, 3282714, 3611376, 3711692, 3987561, 4310352, 4376952, 4630716, 4759347, 5316748, 5417064, 5567538, 6174288, 6345796, 6465528, 6565428, 7423384, 7975122, 8351307, 8753904, 9261432, 9518694, 10633496, 10834128, 11135076, 11962683, 12691592, 12931056, 13130856, 14278041, 14846768, 15950244, 16702614, 18522864, 19037388, 21266992, 22270152, 23925366, 25053921, 25383184, 26261712, 28556082, 31900488, 33405228, 35888049, 38074776, 42834123, 44540304, 47850732, 49179919, 50107842, 57112164, 63800976, 66810456, 71776098, 76149552, 85668246, 95701464, 98359838, 100215684, 114224328, 133620912, 143552196, 147539757, 171336492, 191402928, 196719676, 200431368, 228448656, 287104392, 295079514, 342672984, 393439352, 400862736, 442619271, 574208784, 590159028, 685345968, 786878704, 885238542, 1180318056, 1327857813, 1770477084, 2360636112, 2655715626, 3540954168, 5311431252, 7081908336, 10622862504, 21245725008]

約数ペア:

[(1, 21245725008), (2, 10622862504), (3, 7081908336), (4, 5311431252), (6, 3540954168), (8, 2655715626), (9, 2360636112), (12, 1770477084), (16, 1327857813), (18, 1180318056), (24, 885238542), (27, 786878704), (31, 685345968), (36, 590159028), (37, 574208784), (48, 442619271), (53, 400862736), (54, 393439352), (62, 342672984), (72, 295079514), (74, 287104392), (93, 228448656), (106, 200431368), (108, 196719676), (111, 191402928), (124, 171336492), (144, 147539757), (148, 143552196), (159, 133620912), (186, 114224328), (212, 100215684), (216, 98359838), (222, 95701464), (248, 85668246), (279, 76149552), (296, 71776098), (318, 66810456), (333, 63800976), (372, 57112164), (424, 50107842), (432, 49179919), (444, 47850732), (477, 44540304), (496, 42834123), (558, 38074776), (592, 35888049), (636, 33405228), (666, 31900488), (744, 28556082), (809, 26261712), (837, 25383184), (848, 25053921), (888, 23925366), (954, 22270152), (999, 21266992), (1116, 19037388), (1147, 18522864), (1272, 16702614), (1332, 15950244), (1431, 14846768), (1488, 14278041), (1618, 13130856), (1643, 12931056), (1674, 12691592), (1776, 11962683), (1908, 11135076), (1961, 10834128), (1998, 10633496), (2232, 9518694), (2294, 9261432), (2427, 8753904), (2544, 8351307), (2664, 7975122), (2862, 7423384), (3236, 6565428), (3286, 6465528), (3348, 6345796), (3441, 6174288), (3816, 5567538), (3922, 5417064), (3996, 5316748), (4464, 4759347), (4588, 4630716), (4854, 4376952), (4929, 4310352), (5328, 3987561), (5724, 3711692), (5883, 3611376), (6472, 3282714), (6572, 3232764), (6696, 3172898), (6882, 3087144), (7281, 2917968), (7632, 2783769), (7844, 2708532), (7992, 2658374), (9176, 2315358), (9708, 2188476), (9858, 2155176), (10323, 2058096), (11448, 1855846), (11766, 1805688), (12944, 1641357), (13144, 1616382), (13392, 1586449), (13764, 1543572), (14562, 1458984), (14787, 1436784), (15688, 1354266), (15984, 1329187), (17649, 1203792), (18352, 1157679), (19416, 1094238), (19716, 1077588), (20646, 1029048), (21843, 972656), (22896, 927923), (23532, 902844), (25079, 847152), (26288, 808191), (27528, 771786), (29124, 729492), (29574, 718392), (29933, 709776), (30969, 686032), (31376, 677133), (35298, 601896), (38832, 547119), (39432, 538794), (41292, 514524), (42877, 495504), (43686, 486328), (44361, 478928), (47064, 451422), (50158, 423576), (52947, 401264), (55056, 385893), (58248, 364746), (59148, 359196), (59866, 354888), (60791, 349488), (61938, 343016), (70596, 300948), (75237, 282384), (78864, 269397), (82584, 257262), (85754, 247752), (87372, 243164), (88722, 239464), (89799, 236592), (94128, 225711), (100316, 211788), (105894, 200632), (116496, 182373), (118296, 179598), (119732, 177444), (121582, 174744), (123876, 171508), (128631, 165168), (141192, 150474)]