43138890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 117127296

約数和(自身を除く): 73988406

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 71, 86, 90, 129, 142, 157, 213, 215, 258, 314, 355, 387, 426, 430, 471, 639, 645, 710, 774, 785, 942, 1065, 1278, 1290, 1413, 1570, 1935, 2130, 2355, 2826, 3053, 3195, 3870, 4710, 6106, 6390, 6751, 7065, 9159, 11147, 13502, 14130, 15265, 18318, 20253, 22294, 27477, 30530, 33441, 33755, 40506, 45795, 54954, 55735, 60759, 66882, 67510, 91590, 100323, 101265, 111470, 121518, 137385, 167205, 200646, 202530, 274770, 303795, 334410, 479321, 501615, 607590, 958642, 1003230, 1437963, 2396605, 2875926, 4313889, 4793210, 7189815, 8627778, 14379630, 21569445, 43138890]

約数ペア:

[(1, 43138890), (2, 21569445), (3, 14379630), (5, 8627778), (6, 7189815), (9, 4793210), (10, 4313889), (15, 2875926), (18, 2396605), (30, 1437963), (43, 1003230), (45, 958642), (71, 607590), (86, 501615), (90, 479321), (129, 334410), (142, 303795), (157, 274770), (213, 202530), (215, 200646), (258, 167205), (314, 137385), (355, 121518), (387, 111470), (426, 101265), (430, 100323), (471, 91590), (639, 67510), (645, 66882), (710, 60759), (774, 55735), (785, 54954), (942, 45795), (1065, 40506), (1278, 33755), (1290, 33441), (1413, 30530), (1570, 27477), (1935, 22294), (2130, 20253), (2355, 18318), (2826, 15265), (3053, 14130), (3195, 13502), (3870, 11147), (4710, 9159), (6106, 7065), (6390, 6751)]