1408119944

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3881}}^1$

素因数の和:3955

約数の個数: 128

約数和(自身を含む): 3577651200

約数和(自身を除く): 2169531256

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 124, 133, 152, 154, 209, 217, 248, 266, 308, 341, 418, 434, 532, 589, 616, 682, 836, 868, 1064, 1178, 1364, 1463, 1672, 1736, 2356, 2387, 2728, 2926, 3881, 4123, 4712, 4774, 5852, 6479, 7762, 8246, 9548, 11704, 12958, 15524, 16492, 19096, 25916, 27167, 31048, 32984, 42691, 45353, 51832, 54334, 73739, 85382, 90706, 108668, 120311, 147478, 170764, 181412, 217336, 240622, 294956, 298837, 341528, 362824, 481244, 516173, 589912, 597674, 811129, 842177, 962488, 1032346, 1195348, 1323421, 1622258, 1684354, 2064692, 2285909, 2390696, 2646842, 3244516, 3368708, 4129384, 4571818, 5293684, 5677903, 6489032, 6737416, 9143636, 9263947, 10587368, 11355806, 16001363, 18287272, 18527894, 22711612, 25144999, 32002726, 37055788, 45423224, 50289998, 64005452, 74111576, 100579996, 128010904, 176014993, 201159992, 352029986, 704059972, 1408119944]

約数ペア:

[(1, 1408119944), (2, 704059972), (4, 352029986), (7, 201159992), (8, 176014993), (11, 128010904), (14, 100579996), (19, 74111576), (22, 64005452), (28, 50289998), (31, 45423224), (38, 37055788), (44, 32002726), (56, 25144999), (62, 22711612), (76, 18527894), (77, 18287272), (88, 16001363), (124, 11355806), (133, 10587368), (152, 9263947), (154, 9143636), (209, 6737416), (217, 6489032), (248, 5677903), (266, 5293684), (308, 4571818), (341, 4129384), (418, 3368708), (434, 3244516), (532, 2646842), (589, 2390696), (616, 2285909), (682, 2064692), (836, 1684354), (868, 1622258), (1064, 1323421), (1178, 1195348), (1364, 1032346), (1463, 962488), (1672, 842177), (1736, 811129), (2356, 597674), (2387, 589912), (2728, 516173), (2926, 481244), (3881, 362824), (4123, 341528), (4712, 298837), (4774, 294956), (5852, 240622), (6479, 217336), (7762, 181412), (8246, 170764), (9548, 147478), (11704, 120311), (12958, 108668), (15524, 90706), (16492, 85382), (19096, 73739), (25916, 54334), (27167, 51832), (31048, 45353), (32984, 42691)]