80105040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1567}}^1$

素因数の和:1657

約数の個数: 120

約数和(自身を含む): 272982528

約数和(自身を除く): 192877488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1567, 1704, 2130, 2556, 2840, 3134, 3195, 3408, 4260, 4701, 5112, 5680, 6268, 6390, 7835, 8520, 9402, 10224, 12536, 12780, 14103, 15670, 17040, 18804, 23505, 25072, 25560, 28206, 31340, 37608, 47010, 51120, 56412, 62680, 70515, 75216, 94020, 111257, 112824, 125360, 141030, 188040, 222514, 225648, 282060, 333771, 376080, 445028, 556285, 564120, 667542, 890056, 1001313, 1112570, 1128240, 1335084, 1668855, 1780112, 2002626, 2225140, 2670168, 3337710, 4005252, 4450280, 5006565, 5340336, 6675420, 8010504, 8900560, 10013130, 13350840, 16021008, 20026260, 26701680, 40052520, 80105040]

約数ペア:

[(1, 80105040), (2, 40052520), (3, 26701680), (4, 20026260), (5, 16021008), (6, 13350840), (8, 10013130), (9, 8900560), (10, 8010504), (12, 6675420), (15, 5340336), (16, 5006565), (18, 4450280), (20, 4005252), (24, 3337710), (30, 2670168), (36, 2225140), (40, 2002626), (45, 1780112), (48, 1668855), (60, 1335084), (71, 1128240), (72, 1112570), (80, 1001313), (90, 890056), (120, 667542), (142, 564120), (144, 556285), (180, 445028), (213, 376080), (240, 333771), (284, 282060), (355, 225648), (360, 222514), (426, 188040), (568, 141030), (639, 125360), (710, 112824), (720, 111257), (852, 94020), (1065, 75216), (1136, 70515), (1278, 62680), (1420, 56412), (1567, 51120), (1704, 47010), (2130, 37608), (2556, 31340), (2840, 28206), (3134, 25560), (3195, 25072), (3408, 23505), (4260, 18804), (4701, 17040), (5112, 15670), (5680, 14103), (6268, 12780), (6390, 12536), (7835, 10224), (8520, 9402)]