281806128

素因数分解:

$2^4\times 3^5\times {\mathrm{72481}}^1$

素因数の和:72504

約数の個数: 60

約数和(自身を含む): 817886888

約数和(自身を除く): 536080760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 72481, 144962, 217443, 289924, 434886, 579848, 652329, 869772, 1159696, 1304658, 1739544, 1956987, 2609316, 3479088, 3913974, 5218632, 5870961, 7827948, 10437264, 11741922, 15655896, 17612883, 23483844, 31311792, 35225766, 46967688, 70451532, 93935376, 140903064, 281806128]

約数ペア:

[(1, 281806128), (2, 140903064), (3, 93935376), (4, 70451532), (6, 46967688), (8, 35225766), (9, 31311792), (12, 23483844), (16, 17612883), (18, 15655896), (24, 11741922), (27, 10437264), (36, 7827948), (48, 5870961), (54, 5218632), (72, 3913974), (81, 3479088), (108, 2609316), (144, 1956987), (162, 1739544), (216, 1304658), (243, 1159696), (324, 869772), (432, 652329), (486, 579848), (648, 434886), (972, 289924), (1296, 217443), (1944, 144962), (3888, 72481)]