721671552

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1297}}^1$

素因数の和:1350

約数の個数: 256

約数和(自身を含む): 2542003200

約数和(自身を除く): 1820331648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 64, 69, 72, 84, 92, 96, 108, 112, 126, 128, 138, 144, 161, 168, 184, 189, 192, 207, 216, 224, 252, 276, 288, 322, 336, 368, 378, 384, 414, 432, 448, 483, 504, 552, 576, 621, 644, 672, 736, 756, 828, 864, 896, 966, 1008, 1104, 1152, 1242, 1288, 1297, 1344, 1449, 1472, 1512, 1656, 1728, 1932, 2016, 2208, 2484, 2576, 2594, 2688, 2898, 2944, 3024, 3312, 3456, 3864, 3891, 4032, 4347, 4416, 4968, 5152, 5188, 5796, 6048, 6624, 7728, 7782, 8064, 8694, 8832, 9079, 9936, 10304, 10376, 11592, 11673, 12096, 13248, 15456, 15564, 17388, 18158, 19872, 20608, 20752, 23184, 23346, 24192, 26496, 27237, 29831, 30912, 31128, 34776, 35019, 36316, 39744, 41504, 46368, 46692, 54474, 59662, 61824, 62256, 69552, 70038, 72632, 79488, 81711, 83008, 89493, 92736, 93384, 108948, 119324, 124512, 139104, 140076, 145264, 163422, 166016, 178986, 185472, 186768, 208817, 217896, 238648, 245133, 249024, 268479, 278208, 280152, 290528, 326844, 357972, 373536, 417634, 435792, 477296, 490266, 498048, 536958, 556416, 560304, 581056, 626451, 653688, 715944, 747072, 805437, 835268, 871584, 954592, 980532, 1073916, 1120608, 1162112, 1252902, 1307376, 1431888, 1494144, 1610874, 1670536, 1743168, 1879353, 1909184, 1961064, 2147832, 2241216, 2505804, 2614752, 2863776, 3221748, 3341072, 3486336, 3758706, 3818368, 3922128, 4295664, 4482432, 5011608, 5229504, 5638059, 5727552, 6443496, 6682144, 7517412, 7844256, 8591328, 10023216, 10459008, 11276118, 11455104, 12886992, 13364288, 15034824, 15688512, 17182656, 20046432, 22552236, 25773984, 26728576, 30069648, 31377024, 34365312, 40092864, 45104472, 51547968, 60139296, 80185728, 90208944, 103095936, 120278592, 180417888, 240557184, 360835776, 721671552]

約数ペア:

[(1, 721671552), (2, 360835776), (3, 240557184), (4, 180417888), (6, 120278592), (7, 103095936), (8, 90208944), (9, 80185728), (12, 60139296), (14, 51547968), (16, 45104472), (18, 40092864), (21, 34365312), (23, 31377024), (24, 30069648), (27, 26728576), (28, 25773984), (32, 22552236), (36, 20046432), (42, 17182656), (46, 15688512), (48, 15034824), (54, 13364288), (56, 12886992), (63, 11455104), (64, 11276118), (69, 10459008), (72, 10023216), (84, 8591328), (92, 7844256), (96, 7517412), (108, 6682144), (112, 6443496), (126, 5727552), (128, 5638059), (138, 5229504), (144, 5011608), (161, 4482432), (168, 4295664), (184, 3922128), (189, 3818368), (192, 3758706), (207, 3486336), (216, 3341072), (224, 3221748), (252, 2863776), (276, 2614752), (288, 2505804), (322, 2241216), (336, 2147832), (368, 1961064), (378, 1909184), (384, 1879353), (414, 1743168), (432, 1670536), (448, 1610874), (483, 1494144), (504, 1431888), (552, 1307376), (576, 1252902), (621, 1162112), (644, 1120608), (672, 1073916), (736, 980532), (756, 954592), (828, 871584), (864, 835268), (896, 805437), (966, 747072), (1008, 715944), (1104, 653688), (1152, 626451), (1242, 581056), (1288, 560304), (1297, 556416), (1344, 536958), (1449, 498048), (1472, 490266), (1512, 477296), (1656, 435792), (1728, 417634), (1932, 373536), (2016, 357972), (2208, 326844), (2484, 290528), (2576, 280152), (2594, 278208), (2688, 268479), (2898, 249024), (2944, 245133), (3024, 238648), (3312, 217896), (3456, 208817), (3864, 186768), (3891, 185472), (4032, 178986), (4347, 166016), (4416, 163422), (4968, 145264), (5152, 140076), (5188, 139104), (5796, 124512), (6048, 119324), (6624, 108948), (7728, 93384), (7782, 92736), (8064, 89493), (8694, 83008), (8832, 81711), (9079, 79488), (9936, 72632), (10304, 70038), (10376, 69552), (11592, 62256), (11673, 61824), (12096, 59662), (13248, 54474), (15456, 46692), (15564, 46368), (17388, 41504), (18158, 39744), (19872, 36316), (20608, 35019), (20752, 34776), (23184, 31128), (23346, 30912), (24192, 29831), (26496, 27237)]