81180672

素因数分解:

$2^{11}\times 3^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 220605840

約数和(自身を除く): 139425168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 181, 192, 219, 256, 292, 362, 384, 438, 512, 543, 584, 724, 768, 876, 1024, 1086, 1168, 1448, 1536, 1752, 2048, 2172, 2336, 2896, 3072, 3504, 4344, 4672, 5792, 6144, 7008, 8688, 9344, 11584, 13213, 14016, 17376, 18688, 23168, 26426, 28032, 34752, 37376, 39639, 46336, 52852, 56064, 69504, 74752, 79278, 92672, 105704, 112128, 139008, 149504, 158556, 185344, 211408, 224256, 278016, 317112, 370688, 422816, 448512, 556032, 634224, 845632, 1112064, 1268448, 1691264, 2536896, 3382528, 5073792, 6765056, 10147584, 13530112, 20295168, 27060224, 40590336, 81180672]

約数ペア:

[(1, 81180672), (2, 40590336), (3, 27060224), (4, 20295168), (6, 13530112), (8, 10147584), (12, 6765056), (16, 5073792), (24, 3382528), (32, 2536896), (48, 1691264), (64, 1268448), (73, 1112064), (96, 845632), (128, 634224), (146, 556032), (181, 448512), (192, 422816), (219, 370688), (256, 317112), (292, 278016), (362, 224256), (384, 211408), (438, 185344), (512, 158556), (543, 149504), (584, 139008), (724, 112128), (768, 105704), (876, 92672), (1024, 79278), (1086, 74752), (1168, 69504), (1448, 56064), (1536, 52852), (1752, 46336), (2048, 39639), (2172, 37376), (2336, 34752), (2896, 28032), (3072, 26426), (3504, 23168), (4344, 18688), (4672, 17376), (5792, 14016), (6144, 13213), (7008, 11584), (8688, 9344)]