40243938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 105062400

約数和(自身を除く): 64818462

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 37, 38, 42, 47, 57, 58, 74, 87, 94, 111, 114, 133, 141, 174, 203, 222, 259, 266, 282, 329, 399, 406, 518, 551, 609, 658, 703, 777, 798, 893, 987, 1073, 1102, 1218, 1363, 1406, 1554, 1653, 1739, 1786, 1974, 2109, 2146, 2679, 2726, 3219, 3306, 3478, 3857, 4089, 4218, 4921, 5217, 5358, 6251, 6438, 7511, 7714, 8178, 9541, 9842, 10434, 11571, 12173, 12502, 14763, 15022, 18753, 19082, 20387, 22533, 23142, 24346, 25897, 28623, 29526, 33041, 36519, 37506, 40774, 45066, 50431, 51794, 57246, 61161, 66082, 73038, 77691, 99123, 100862, 122322, 142709, 151293, 155382, 181279, 198246, 231287, 285418, 302586, 353017, 362558, 428127, 462574, 543837, 693861, 706034, 856254, 958189, 1059051, 1087674, 1387722, 1916378, 2118102, 2874567, 5749134, 6707323, 13414646, 20121969, 40243938]

約数ペア:

[(1, 40243938), (2, 20121969), (3, 13414646), (6, 6707323), (7, 5749134), (14, 2874567), (19, 2118102), (21, 1916378), (29, 1387722), (37, 1087674), (38, 1059051), (42, 958189), (47, 856254), (57, 706034), (58, 693861), (74, 543837), (87, 462574), (94, 428127), (111, 362558), (114, 353017), (133, 302586), (141, 285418), (174, 231287), (203, 198246), (222, 181279), (259, 155382), (266, 151293), (282, 142709), (329, 122322), (399, 100862), (406, 99123), (518, 77691), (551, 73038), (609, 66082), (658, 61161), (703, 57246), (777, 51794), (798, 50431), (893, 45066), (987, 40774), (1073, 37506), (1102, 36519), (1218, 33041), (1363, 29526), (1406, 28623), (1554, 25897), (1653, 24346), (1739, 23142), (1786, 22533), (1974, 20387), (2109, 19082), (2146, 18753), (2679, 15022), (2726, 14763), (3219, 12502), (3306, 12173), (3478, 11571), (3857, 10434), (4089, 9842), (4218, 9541), (4921, 8178), (5217, 7714), (5358, 7511), (6251, 6438)]