172578168

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{727}}^1$

素因数の和:906

約数の個数: 128

約数和(自身を含む): 552115200

約数和(自身を除く): 379537032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 157, 168, 189, 216, 252, 314, 378, 471, 504, 628, 727, 756, 942, 1099, 1256, 1413, 1454, 1512, 1884, 2181, 2198, 2826, 2908, 3297, 3768, 4239, 4362, 4396, 5089, 5652, 5816, 6543, 6594, 8478, 8724, 8792, 9891, 10178, 11304, 13086, 13188, 15267, 16956, 17448, 19629, 19782, 20356, 26172, 26376, 29673, 30534, 33912, 39258, 39564, 40712, 45801, 52344, 59346, 61068, 78516, 79128, 91602, 114139, 118692, 122136, 137403, 157032, 183204, 228278, 237384, 274806, 342417, 366408, 456556, 549612, 684834, 798973, 913112, 1027251, 1099224, 1369668, 1597946, 2054502, 2396919, 2739336, 3081753, 3195892, 4109004, 4793838, 6163506, 6391784, 7190757, 8218008, 9587676, 12327012, 14381514, 19175352, 21572271, 24654024, 28763028, 43144542, 57526056, 86289084, 172578168]

約数ペア:

[(1, 172578168), (2, 86289084), (3, 57526056), (4, 43144542), (6, 28763028), (7, 24654024), (8, 21572271), (9, 19175352), (12, 14381514), (14, 12327012), (18, 9587676), (21, 8218008), (24, 7190757), (27, 6391784), (28, 6163506), (36, 4793838), (42, 4109004), (54, 3195892), (56, 3081753), (63, 2739336), (72, 2396919), (84, 2054502), (108, 1597946), (126, 1369668), (157, 1099224), (168, 1027251), (189, 913112), (216, 798973), (252, 684834), (314, 549612), (378, 456556), (471, 366408), (504, 342417), (628, 274806), (727, 237384), (756, 228278), (942, 183204), (1099, 157032), (1256, 137403), (1413, 122136), (1454, 118692), (1512, 114139), (1884, 91602), (2181, 79128), (2198, 78516), (2826, 61068), (2908, 59346), (3297, 52344), (3768, 45801), (4239, 40712), (4362, 39564), (4396, 39258), (5089, 33912), (5652, 30534), (5816, 29673), (6543, 26376), (6594, 26172), (8478, 20356), (8724, 19782), (8792, 19629), (9891, 17448), (10178, 16956), (11304, 15267), (13086, 13188)]