128641788

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 381405024

約数和(自身を除く): 252763236

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 97, 99, 102, 132, 153, 187, 194, 197, 198, 204, 291, 306, 374, 388, 394, 396, 561, 582, 591, 612, 748, 788, 873, 1067, 1122, 1164, 1182, 1649, 1683, 1746, 1773, 2134, 2167, 2244, 2364, 3201, 3298, 3349, 3366, 3492, 3546, 4268, 4334, 4947, 6402, 6501, 6596, 6698, 6732, 7092, 8668, 9603, 9894, 10047, 12804, 13002, 13396, 14841, 18139, 19109, 19206, 19503, 19788, 20094, 26004, 29682, 30141, 36278, 36839, 38218, 38412, 39006, 40188, 54417, 57327, 59364, 60282, 72556, 73678, 76436, 78012, 108834, 110517, 114654, 120564, 147356, 163251, 171981, 210199, 217668, 221034, 229308, 324853, 326502, 331551, 343962, 420398, 442068, 630597, 649706, 653004, 663102, 687924, 840796, 974559, 1261194, 1299412, 1326204, 1891791, 1949118, 2522388, 2923677, 3573383, 3783582, 3898236, 5847354, 7146766, 7567164, 10720149, 11694708, 14293532, 21440298, 32160447, 42880596, 64320894, 128641788]

約数ペア:

[(1, 128641788), (2, 64320894), (3, 42880596), (4, 32160447), (6, 21440298), (9, 14293532), (11, 11694708), (12, 10720149), (17, 7567164), (18, 7146766), (22, 5847354), (33, 3898236), (34, 3783582), (36, 3573383), (44, 2923677), (51, 2522388), (66, 1949118), (68, 1891791), (97, 1326204), (99, 1299412), (102, 1261194), (132, 974559), (153, 840796), (187, 687924), (194, 663102), (197, 653004), (198, 649706), (204, 630597), (291, 442068), (306, 420398), (374, 343962), (388, 331551), (394, 326502), (396, 324853), (561, 229308), (582, 221034), (591, 217668), (612, 210199), (748, 171981), (788, 163251), (873, 147356), (1067, 120564), (1122, 114654), (1164, 110517), (1182, 108834), (1649, 78012), (1683, 76436), (1746, 73678), (1773, 72556), (2134, 60282), (2167, 59364), (2244, 57327), (2364, 54417), (3201, 40188), (3298, 39006), (3349, 38412), (3366, 38218), (3492, 36839), (3546, 36278), (4268, 30141), (4334, 29682), (4947, 26004), (6402, 20094), (6501, 19788), (6596, 19503), (6698, 19206), (6732, 19109), (7092, 18139), (8668, 14841), (9603, 13396), (9894, 13002), (10047, 12804)]