638825616

素因数分解:

$2^4\times 3^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 280

約数和(自身を含む): 2185860096

約数和(自身を除く): 1547034480

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 33, 36, 39, 44, 48, 52, 54, 66, 72, 78, 81, 88, 99, 104, 108, 117, 132, 143, 144, 156, 162, 176, 198, 208, 216, 234, 243, 264, 286, 297, 312, 324, 351, 383, 396, 429, 432, 468, 486, 528, 572, 594, 624, 648, 702, 729, 766, 792, 858, 891, 936, 972, 1053, 1144, 1149, 1188, 1287, 1296, 1404, 1458, 1532, 1584, 1716, 1782, 1872, 1944, 2106, 2288, 2298, 2376, 2574, 2673, 2808, 2916, 3064, 3159, 3432, 3447, 3564, 3861, 3888, 4212, 4213, 4596, 4752, 4979, 5148, 5346, 5616, 5832, 6128, 6318, 6864, 6894, 7128, 7722, 8019, 8424, 8426, 9192, 9477, 9958, 10296, 10341, 10692, 11583, 11664, 12636, 12639, 13788, 14256, 14937, 15444, 16038, 16848, 16852, 18384, 18954, 19916, 20592, 20682, 21384, 23166, 25272, 25278, 27576, 29874, 30888, 31023, 32076, 33704, 34749, 37908, 37917, 39832, 41364, 42768, 44811, 46332, 50544, 50556, 54769, 55152, 59748, 61776, 62046, 64152, 67408, 69498, 75816, 75834, 79664, 82728, 89622, 92664, 93069, 101112, 104247, 109538, 113751, 119496, 124092, 128304, 134433, 138996, 151632, 151668, 164307, 165456, 179244, 185328, 186138, 202224, 208494, 219076, 227502, 238992, 248184, 268866, 277992, 279207, 303336, 328614, 341253, 358488, 372276, 403299, 416988, 438152, 455004, 492921, 496368, 537732, 555984, 558414, 606672, 657228, 682506, 716976, 744552, 806598, 833976, 876304, 910008, 985842, 1023759, 1075464, 1116828, 1209897, 1314456, 1365012, 1478763, 1489104, 1613196, 1667952, 1820016, 1971684, 2047518, 2150928, 2233656, 2419794, 2628912, 2730024, 2957526, 3071277, 3226392, 3629691, 3943368, 4095036, 4436289, 4467312, 4839588, 5460048, 5915052, 6142554, 6452784, 7259382, 7886736, 8190072, 8872578, 9679176, 11830104, 12285108, 13308867, 14518764, 16380144, 17745156, 19358352, 23660208, 24570216, 26617734, 29037528, 35490312, 39926601, 49140432, 53235468, 58075056, 70980624, 79853202, 106470936, 159706404, 212941872, 319412808, 638825616]

約数ペア:

[(1, 638825616), (2, 319412808), (3, 212941872), (4, 159706404), (6, 106470936), (8, 79853202), (9, 70980624), (11, 58075056), (12, 53235468), (13, 49140432), (16, 39926601), (18, 35490312), (22, 29037528), (24, 26617734), (26, 24570216), (27, 23660208), (33, 19358352), (36, 17745156), (39, 16380144), (44, 14518764), (48, 13308867), (52, 12285108), (54, 11830104), (66, 9679176), (72, 8872578), (78, 8190072), (81, 7886736), (88, 7259382), (99, 6452784), (104, 6142554), (108, 5915052), (117, 5460048), (132, 4839588), (143, 4467312), (144, 4436289), (156, 4095036), (162, 3943368), (176, 3629691), (198, 3226392), (208, 3071277), (216, 2957526), (234, 2730024), (243, 2628912), (264, 2419794), (286, 2233656), (297, 2150928), (312, 2047518), (324, 1971684), (351, 1820016), (383, 1667952), (396, 1613196), (429, 1489104), (432, 1478763), (468, 1365012), (486, 1314456), (528, 1209897), (572, 1116828), (594, 1075464), (624, 1023759), (648, 985842), (702, 910008), (729, 876304), (766, 833976), (792, 806598), (858, 744552), (891, 716976), (936, 682506), (972, 657228), (1053, 606672), (1144, 558414), (1149, 555984), (1188, 537732), (1287, 496368), (1296, 492921), (1404, 455004), (1458, 438152), (1532, 416988), (1584, 403299), (1716, 372276), (1782, 358488), (1872, 341253), (1944, 328614), (2106, 303336), (2288, 279207), (2298, 277992), (2376, 268866), (2574, 248184), (2673, 238992), (2808, 227502), (2916, 219076), (3064, 208494), (3159, 202224), (3432, 186138), (3447, 185328), (3564, 179244), (3861, 165456), (3888, 164307), (4212, 151668), (4213, 151632), (4596, 138996), (4752, 134433), (4979, 128304), (5148, 124092), (5346, 119496), (5616, 113751), (5832, 109538), (6128, 104247), (6318, 101112), (6864, 93069), (6894, 92664), (7128, 89622), (7722, 82728), (8019, 79664), (8424, 75834), (8426, 75816), (9192, 69498), (9477, 67408), (9958, 64152), (10296, 62046), (10341, 61776), (10692, 59748), (11583, 55152), (11664, 54769), (12636, 50556), (12639, 50544), (13788, 46332), (14256, 44811), (14937, 42768), (15444, 41364), (16038, 39832), (16848, 37917), (16852, 37908), (18384, 34749), (18954, 33704), (19916, 32076), (20592, 31023), (20682, 30888), (21384, 29874), (23166, 27576), (25272, 25278)]