80393760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55829}}^1$

素因数の和:55850

約数の個数: 72

約数和(自身を含む): 274348620

約数和(自身を除く): 193954860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 55829, 111658, 167487, 223316, 279145, 334974, 446632, 502461, 558290, 669948, 837435, 893264, 1004922, 1116580, 1339896, 1674870, 1786528, 2009844, 2233160, 2512305, 2679792, 3349740, 4019688, 4466320, 5024610, 5359584, 6699480, 8039376, 8932640, 10049220, 13398960, 16078752, 20098440, 26797920, 40196880, 80393760]

約数ペア:

[(1, 80393760), (2, 40196880), (3, 26797920), (4, 20098440), (5, 16078752), (6, 13398960), (8, 10049220), (9, 8932640), (10, 8039376), (12, 6699480), (15, 5359584), (16, 5024610), (18, 4466320), (20, 4019688), (24, 3349740), (30, 2679792), (32, 2512305), (36, 2233160), (40, 2009844), (45, 1786528), (48, 1674870), (60, 1339896), (72, 1116580), (80, 1004922), (90, 893264), (96, 837435), (120, 669948), (144, 558290), (160, 502461), (180, 446632), (240, 334974), (288, 279145), (360, 223316), (480, 167487), (720, 111658), (1440, 55829)]