254360358

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1779

約数の個数: 128

約数和(自身を含む): 714147840

約数和(自身を除く): 459787482

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 23, 27, 34, 42, 46, 51, 54, 63, 69, 102, 119, 126, 138, 153, 161, 189, 207, 238, 306, 322, 357, 378, 391, 414, 459, 483, 621, 714, 782, 918, 966, 1071, 1173, 1242, 1449, 1721, 2142, 2346, 2737, 2898, 3213, 3442, 3519, 4347, 5163, 5474, 6426, 7038, 8211, 8694, 10326, 10557, 12047, 15489, 16422, 21114, 24094, 24633, 29257, 30978, 36141, 39583, 46467, 49266, 58514, 72282, 73899, 79166, 87771, 92934, 108423, 118749, 147798, 175542, 204799, 216846, 237498, 263313, 277081, 325269, 356247, 409598, 526626, 554162, 614397, 650538, 672911, 712494, 789939, 831243, 1068741, 1228794, 1345822, 1579878, 1662486, 1843191, 2018733, 2137482, 2493729, 3686382, 4037466, 4710377, 4987458, 5529573, 6056199, 7481187, 9420754, 11059146, 12112398, 14131131, 14962374, 18168597, 28262262, 36337194, 42393393, 84786786, 127180179, 254360358]

約数ペア:

[(1, 254360358), (2, 127180179), (3, 84786786), (6, 42393393), (7, 36337194), (9, 28262262), (14, 18168597), (17, 14962374), (18, 14131131), (21, 12112398), (23, 11059146), (27, 9420754), (34, 7481187), (42, 6056199), (46, 5529573), (51, 4987458), (54, 4710377), (63, 4037466), (69, 3686382), (102, 2493729), (119, 2137482), (126, 2018733), (138, 1843191), (153, 1662486), (161, 1579878), (189, 1345822), (207, 1228794), (238, 1068741), (306, 831243), (322, 789939), (357, 712494), (378, 672911), (391, 650538), (414, 614397), (459, 554162), (483, 526626), (621, 409598), (714, 356247), (782, 325269), (918, 277081), (966, 263313), (1071, 237498), (1173, 216846), (1242, 204799), (1449, 175542), (1721, 147798), (2142, 118749), (2346, 108423), (2737, 92934), (2898, 87771), (3213, 79166), (3442, 73899), (3519, 72282), (4347, 58514), (5163, 49266), (5474, 46467), (6426, 39583), (7038, 36141), (8211, 30978), (8694, 29257), (10326, 24633), (10557, 24094), (12047, 21114), (15489, 16422)]