81377784

素因数分解:

$2^3\times 3^5\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1083

約数の個数: 96

約数和(自身を含む): 234365040

約数和(自身を除く): 152987256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 81, 82, 108, 123, 162, 164, 216, 243, 246, 324, 328, 369, 486, 492, 648, 738, 972, 984, 1021, 1107, 1476, 1944, 2042, 2214, 2952, 3063, 3321, 4084, 4428, 6126, 6642, 8168, 8856, 9189, 9963, 12252, 13284, 18378, 19926, 24504, 26568, 27567, 36756, 39852, 41861, 55134, 73512, 79704, 82701, 83722, 110268, 125583, 165402, 167444, 220536, 248103, 251166, 330804, 334888, 376749, 496206, 502332, 661608, 753498, 992412, 1004664, 1130247, 1506996, 1984824, 2260494, 3013992, 3390741, 4520988, 6781482, 9041976, 10172223, 13562964, 20344446, 27125928, 40688892, 81377784]

約数ペア:

[(1, 81377784), (2, 40688892), (3, 27125928), (4, 20344446), (6, 13562964), (8, 10172223), (9, 9041976), (12, 6781482), (18, 4520988), (24, 3390741), (27, 3013992), (36, 2260494), (41, 1984824), (54, 1506996), (72, 1130247), (81, 1004664), (82, 992412), (108, 753498), (123, 661608), (162, 502332), (164, 496206), (216, 376749), (243, 334888), (246, 330804), (324, 251166), (328, 248103), (369, 220536), (486, 167444), (492, 165402), (648, 125583), (738, 110268), (972, 83722), (984, 82701), (1021, 79704), (1107, 73512), (1476, 55134), (1944, 41861), (2042, 39852), (2214, 36756), (2952, 27567), (3063, 26568), (3321, 24504), (4084, 19926), (4428, 18378), (6126, 13284), (6642, 12252), (8168, 9963), (8856, 9189)]