263217528

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1058

約数の個数: 192

約数和(自身を含む): 891371520

約数和(自身を除く): 628153992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 31, 34, 36, 42, 51, 56, 62, 63, 68, 72, 84, 93, 102, 119, 124, 126, 136, 153, 168, 186, 204, 217, 238, 248, 252, 279, 306, 357, 372, 408, 434, 476, 504, 527, 558, 612, 651, 714, 744, 868, 952, 991, 1054, 1071, 1116, 1224, 1302, 1428, 1581, 1736, 1953, 1982, 2108, 2142, 2232, 2604, 2856, 2973, 3162, 3689, 3906, 3964, 4216, 4284, 4743, 5208, 5946, 6324, 6937, 7378, 7812, 7928, 8568, 8919, 9486, 11067, 11892, 12648, 13874, 14756, 15624, 16847, 17838, 18972, 20811, 22134, 23784, 27748, 29512, 30721, 33201, 33694, 35676, 37944, 41622, 44268, 50541, 55496, 61442, 62433, 66402, 67388, 71352, 83244, 88536, 92163, 101082, 117929, 122884, 124866, 132804, 134776, 151623, 166488, 184326, 202164, 215047, 235858, 245768, 249732, 265608, 276489, 303246, 353787, 368652, 404328, 430094, 471716, 499464, 522257, 552978, 606492, 645141, 707574, 737304, 860188, 943432, 1044514, 1061361, 1105956, 1212984, 1290282, 1415148, 1566771, 1720376, 1935423, 2089028, 2122722, 2211912, 2580564, 2830296, 3133542, 3655799, 3870846, 4178056, 4245444, 4700313, 5161128, 6267084, 7311598, 7741692, 8490888, 9400626, 10967397, 12534168, 14623196, 15483384, 18801252, 21934794, 29246392, 32902191, 37602504, 43869588, 65804382, 87739176, 131608764, 263217528]

約数ペア:

[(1, 263217528), (2, 131608764), (3, 87739176), (4, 65804382), (6, 43869588), (7, 37602504), (8, 32902191), (9, 29246392), (12, 21934794), (14, 18801252), (17, 15483384), (18, 14623196), (21, 12534168), (24, 10967397), (28, 9400626), (31, 8490888), (34, 7741692), (36, 7311598), (42, 6267084), (51, 5161128), (56, 4700313), (62, 4245444), (63, 4178056), (68, 3870846), (72, 3655799), (84, 3133542), (93, 2830296), (102, 2580564), (119, 2211912), (124, 2122722), (126, 2089028), (136, 1935423), (153, 1720376), (168, 1566771), (186, 1415148), (204, 1290282), (217, 1212984), (238, 1105956), (248, 1061361), (252, 1044514), (279, 943432), (306, 860188), (357, 737304), (372, 707574), (408, 645141), (434, 606492), (476, 552978), (504, 522257), (527, 499464), (558, 471716), (612, 430094), (651, 404328), (714, 368652), (744, 353787), (868, 303246), (952, 276489), (991, 265608), (1054, 249732), (1071, 245768), (1116, 235858), (1224, 215047), (1302, 202164), (1428, 184326), (1581, 166488), (1736, 151623), (1953, 134776), (1982, 132804), (2108, 124866), (2142, 122884), (2232, 117929), (2604, 101082), (2856, 92163), (2973, 88536), (3162, 83244), (3689, 71352), (3906, 67388), (3964, 66402), (4216, 62433), (4284, 61442), (4743, 55496), (5208, 50541), (5946, 44268), (6324, 41622), (6937, 37944), (7378, 35676), (7812, 33694), (7928, 33201), (8568, 30721), (8919, 29512), (9486, 27748), (11067, 23784), (11892, 22134), (12648, 20811), (13874, 18972), (14756, 17838), (15624, 16847)]