81175608

素因数分解:

$2^3\times 3^6\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:504

約数の個数: 112

約数和(自身を含む): 236088000

約数和(自身を除く): 154912392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 243, 248, 279, 324, 372, 449, 486, 558, 648, 729, 744, 837, 898, 972, 1116, 1347, 1458, 1674, 1796, 1944, 2232, 2511, 2694, 2916, 3348, 3592, 4041, 5022, 5388, 5832, 6696, 7533, 8082, 10044, 10776, 12123, 13919, 15066, 16164, 20088, 22599, 24246, 27838, 30132, 32328, 36369, 41757, 45198, 48492, 55676, 60264, 72738, 83514, 90396, 96984, 109107, 111352, 125271, 145476, 167028, 180792, 218214, 250542, 290952, 327321, 334056, 375813, 436428, 501084, 654642, 751626, 872856, 1002168, 1127439, 1309284, 1503252, 2254878, 2618568, 3006504, 3382317, 4509756, 6764634, 9019512, 10146951, 13529268, 20293902, 27058536, 40587804, 81175608]

約数ペア:

[(1, 81175608), (2, 40587804), (3, 27058536), (4, 20293902), (6, 13529268), (8, 10146951), (9, 9019512), (12, 6764634), (18, 4509756), (24, 3382317), (27, 3006504), (31, 2618568), (36, 2254878), (54, 1503252), (62, 1309284), (72, 1127439), (81, 1002168), (93, 872856), (108, 751626), (124, 654642), (162, 501084), (186, 436428), (216, 375813), (243, 334056), (248, 327321), (279, 290952), (324, 250542), (372, 218214), (449, 180792), (486, 167028), (558, 145476), (648, 125271), (729, 111352), (744, 109107), (837, 96984), (898, 90396), (972, 83514), (1116, 72738), (1347, 60264), (1458, 55676), (1674, 48492), (1796, 45198), (1944, 41757), (2232, 36369), (2511, 32328), (2694, 30132), (2916, 27838), (3348, 24246), (3592, 22599), (4041, 20088), (5022, 16164), (5388, 15066), (5832, 13919), (6696, 12123), (7533, 10776), (8082, 10044)]