263921328

素因数分解:

$2^4\times 3^6\times {\mathrm{11}}^3\times {\mathrm{17}}^1$

素因数の和:76

約数の個数: 280

約数和(自身を含む): 892884816

約数和(自身を除く): 628963488

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 33, 34, 36, 44, 48, 51, 54, 66, 68, 72, 81, 88, 99, 102, 108, 121, 132, 136, 144, 153, 162, 176, 187, 198, 204, 216, 242, 243, 264, 272, 297, 306, 324, 363, 374, 396, 408, 432, 459, 484, 486, 528, 561, 594, 612, 648, 726, 729, 748, 792, 816, 891, 918, 968, 972, 1089, 1122, 1188, 1224, 1296, 1331, 1377, 1452, 1458, 1496, 1584, 1683, 1782, 1836, 1936, 1944, 2057, 2178, 2244, 2376, 2448, 2662, 2673, 2754, 2904, 2916, 2992, 3267, 3366, 3564, 3672, 3888, 3993, 4114, 4131, 4356, 4488, 4752, 5049, 5324, 5346, 5508, 5808, 5832, 6171, 6534, 6732, 7128, 7344, 7986, 8019, 8228, 8262, 8712, 8976, 9801, 10098, 10648, 10692, 11016, 11664, 11979, 12342, 12393, 13068, 13464, 14256, 15147, 15972, 16038, 16456, 16524, 17424, 18513, 19602, 20196, 21296, 21384, 22032, 22627, 23958, 24684, 24786, 26136, 26928, 29403, 30294, 31944, 32076, 32912, 33048, 35937, 37026, 39204, 40392, 42768, 45254, 45441, 47916, 49368, 49572, 52272, 55539, 58806, 60588, 63888, 64152, 66096, 67881, 71874, 74052, 78408, 80784, 88209, 90508, 90882, 95832, 98736, 99144, 107811, 111078, 117612, 121176, 128304, 135762, 136323, 143748, 148104, 156816, 166617, 176418, 181016, 181764, 191664, 198288, 203643, 215622, 222156, 235224, 242352, 271524, 272646, 287496, 296208, 323433, 333234, 352836, 362032, 363528, 407286, 431244, 444312, 470448, 499851, 543048, 545292, 574992, 610929, 646866, 666468, 705672, 727056, 814572, 862488, 888624, 970299, 999702, 1086096, 1090584, 1221858, 1293732, 1332936, 1411344, 1499553, 1629144, 1724976, 1832787, 1940598, 1999404, 2181168, 2443716, 2587464, 2665872, 2999106, 3258288, 3665574, 3881196, 3998808, 4887432, 5174928, 5498361, 5998212, 7331148, 7762392, 7997616, 9774864, 10996722, 11996424, 14662296, 15524784, 16495083, 21993444, 23992848, 29324592, 32990166, 43986888, 65980332, 87973776, 131960664, 263921328]

約数ペア:

[(1, 263921328), (2, 131960664), (3, 87973776), (4, 65980332), (6, 43986888), (8, 32990166), (9, 29324592), (11, 23992848), (12, 21993444), (16, 16495083), (17, 15524784), (18, 14662296), (22, 11996424), (24, 10996722), (27, 9774864), (33, 7997616), (34, 7762392), (36, 7331148), (44, 5998212), (48, 5498361), (51, 5174928), (54, 4887432), (66, 3998808), (68, 3881196), (72, 3665574), (81, 3258288), (88, 2999106), (99, 2665872), (102, 2587464), (108, 2443716), (121, 2181168), (132, 1999404), (136, 1940598), (144, 1832787), (153, 1724976), (162, 1629144), (176, 1499553), (187, 1411344), (198, 1332936), (204, 1293732), (216, 1221858), (242, 1090584), (243, 1086096), (264, 999702), (272, 970299), (297, 888624), (306, 862488), (324, 814572), (363, 727056), (374, 705672), (396, 666468), (408, 646866), (432, 610929), (459, 574992), (484, 545292), (486, 543048), (528, 499851), (561, 470448), (594, 444312), (612, 431244), (648, 407286), (726, 363528), (729, 362032), (748, 352836), (792, 333234), (816, 323433), (891, 296208), (918, 287496), (968, 272646), (972, 271524), (1089, 242352), (1122, 235224), (1188, 222156), (1224, 215622), (1296, 203643), (1331, 198288), (1377, 191664), (1452, 181764), (1458, 181016), (1496, 176418), (1584, 166617), (1683, 156816), (1782, 148104), (1836, 143748), (1936, 136323), (1944, 135762), (2057, 128304), (2178, 121176), (2244, 117612), (2376, 111078), (2448, 107811), (2662, 99144), (2673, 98736), (2754, 95832), (2904, 90882), (2916, 90508), (2992, 88209), (3267, 80784), (3366, 78408), (3564, 74052), (3672, 71874), (3888, 67881), (3993, 66096), (4114, 64152), (4131, 63888), (4356, 60588), (4488, 58806), (4752, 55539), (5049, 52272), (5324, 49572), (5346, 49368), (5508, 47916), (5808, 45441), (5832, 45254), (6171, 42768), (6534, 40392), (6732, 39204), (7128, 37026), (7344, 35937), (7986, 33048), (8019, 32912), (8228, 32076), (8262, 31944), (8712, 30294), (8976, 29403), (9801, 26928), (10098, 26136), (10648, 24786), (10692, 24684), (11016, 23958), (11664, 22627), (11979, 22032), (12342, 21384), (12393, 21296), (13068, 20196), (13464, 19602), (14256, 18513), (15147, 17424), (15972, 16524), (16038, 16456)]