81550584

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:706

約数の個数: 128

約数和(自身を含む): 246528000

約数和(自身を除く): 164977416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 38, 54, 57, 62, 72, 76, 93, 108, 114, 124, 152, 171, 186, 216, 228, 248, 279, 342, 372, 456, 513, 558, 589, 641, 684, 744, 837, 1026, 1116, 1178, 1282, 1368, 1674, 1767, 1923, 2052, 2232, 2356, 2564, 3348, 3534, 3846, 4104, 4712, 5128, 5301, 5769, 6696, 7068, 7692, 10602, 11538, 12179, 14136, 15384, 15903, 17307, 19871, 21204, 23076, 24358, 31806, 34614, 36537, 39742, 42408, 46152, 48716, 59613, 63612, 69228, 73074, 79484, 97432, 109611, 119226, 127224, 138456, 146148, 158968, 178839, 219222, 238452, 292296, 328833, 357678, 377549, 438444, 476904, 536517, 657666, 715356, 755098, 876888, 1073034, 1132647, 1315332, 1430712, 1510196, 2146068, 2265294, 2630664, 3020392, 3397941, 4292136, 4530588, 6795882, 9061176, 10193823, 13591764, 20387646, 27183528, 40775292, 81550584]

約数ペア:

[(1, 81550584), (2, 40775292), (3, 27183528), (4, 20387646), (6, 13591764), (8, 10193823), (9, 9061176), (12, 6795882), (18, 4530588), (19, 4292136), (24, 3397941), (27, 3020392), (31, 2630664), (36, 2265294), (38, 2146068), (54, 1510196), (57, 1430712), (62, 1315332), (72, 1132647), (76, 1073034), (93, 876888), (108, 755098), (114, 715356), (124, 657666), (152, 536517), (171, 476904), (186, 438444), (216, 377549), (228, 357678), (248, 328833), (279, 292296), (342, 238452), (372, 219222), (456, 178839), (513, 158968), (558, 146148), (589, 138456), (641, 127224), (684, 119226), (744, 109611), (837, 97432), (1026, 79484), (1116, 73074), (1178, 69228), (1282, 63612), (1368, 59613), (1674, 48716), (1767, 46152), (1923, 42408), (2052, 39742), (2232, 36537), (2356, 34614), (2564, 31806), (3348, 24358), (3534, 23076), (3846, 21204), (4104, 19871), (4712, 17307), (5128, 15903), (5301, 15384), (5769, 14136), (6696, 12179), (7068, 11538), (7692, 10602)]