81842670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3331}}^1$

素因数の和:3367

約数の個数: 128

約数和(自身を含む): 268692480

約数和(自身を除く): 186849810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 910, 945, 1170, 1365, 1638, 1755, 1890, 2457, 2730, 3331, 3510, 4095, 4914, 6662, 8190, 9993, 12285, 16655, 19986, 23317, 24570, 29979, 33310, 43303, 46634, 49965, 59958, 69951, 86606, 89937, 99930, 116585, 129909, 139902, 149895, 179874, 209853, 216515, 233170, 259818, 299790, 303121, 349755, 389727, 419706, 433030, 449685, 606242, 629559, 649545, 699510, 779454, 899370, 909363, 1049265, 1169181, 1259118, 1299090, 1515605, 1818726, 1948635, 2098530, 2338362, 2728089, 3031210, 3147795, 3897270, 4546815, 5456178, 5845905, 6295590, 8184267, 9093630, 11691810, 13640445, 16368534, 27280890, 40921335, 81842670]

約数ペア:

[(1, 81842670), (2, 40921335), (3, 27280890), (5, 16368534), (6, 13640445), (7, 11691810), (9, 9093630), (10, 8184267), (13, 6295590), (14, 5845905), (15, 5456178), (18, 4546815), (21, 3897270), (26, 3147795), (27, 3031210), (30, 2728089), (35, 2338362), (39, 2098530), (42, 1948635), (45, 1818726), (54, 1515605), (63, 1299090), (65, 1259118), (70, 1169181), (78, 1049265), (90, 909363), (91, 899370), (105, 779454), (117, 699510), (126, 649545), (130, 629559), (135, 606242), (182, 449685), (189, 433030), (195, 419706), (210, 389727), (234, 349755), (270, 303121), (273, 299790), (315, 259818), (351, 233170), (378, 216515), (390, 209853), (455, 179874), (546, 149895), (585, 139902), (630, 129909), (702, 116585), (819, 99930), (910, 89937), (945, 86606), (1170, 69951), (1365, 59958), (1638, 49965), (1755, 46634), (1890, 43303), (2457, 33310), (2730, 29979), (3331, 24570), (3510, 23317), (4095, 19986), (4914, 16655), (6662, 12285), (8190, 9993)]