80904420

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:237

約数の個数: 168

約数和(自身を含む): 264418560

約数和(自身を除く): 183514140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 179, 180, 186, 243, 270, 279, 310, 324, 358, 372, 405, 465, 486, 537, 540, 558, 620, 716, 729, 810, 837, 895, 930, 972, 1074, 1116, 1215, 1395, 1458, 1611, 1620, 1674, 1790, 1860, 2148, 2430, 2511, 2685, 2790, 2916, 3222, 3348, 3580, 3645, 4185, 4833, 4860, 5022, 5370, 5549, 5580, 6444, 7290, 7533, 8055, 8370, 9666, 10044, 10740, 11098, 12555, 14499, 14580, 15066, 16110, 16647, 16740, 19332, 22196, 22599, 24165, 25110, 27745, 28998, 30132, 32220, 33294, 37665, 43497, 45198, 48330, 49941, 50220, 55490, 57996, 66588, 72495, 75330, 83235, 86994, 90396, 96660, 99882, 110980, 112995, 130491, 144990, 149823, 150660, 166470, 173988, 199764, 217485, 225990, 249705, 260982, 289980, 299646, 332940, 434970, 449469, 451980, 499410, 521964, 599292, 652455, 749115, 869940, 898938, 998820, 1304910, 1348407, 1498230, 1797876, 2247345, 2609820, 2696814, 2996460, 4045221, 4494690, 5393628, 6742035, 8090442, 8989380, 13484070, 16180884, 20226105, 26968140, 40452210, 80904420]

約数ペア:

[(1, 80904420), (2, 40452210), (3, 26968140), (4, 20226105), (5, 16180884), (6, 13484070), (9, 8989380), (10, 8090442), (12, 6742035), (15, 5393628), (18, 4494690), (20, 4045221), (27, 2996460), (30, 2696814), (31, 2609820), (36, 2247345), (45, 1797876), (54, 1498230), (60, 1348407), (62, 1304910), (81, 998820), (90, 898938), (93, 869940), (108, 749115), (124, 652455), (135, 599292), (155, 521964), (162, 499410), (179, 451980), (180, 449469), (186, 434970), (243, 332940), (270, 299646), (279, 289980), (310, 260982), (324, 249705), (358, 225990), (372, 217485), (405, 199764), (465, 173988), (486, 166470), (537, 150660), (540, 149823), (558, 144990), (620, 130491), (716, 112995), (729, 110980), (810, 99882), (837, 96660), (895, 90396), (930, 86994), (972, 83235), (1074, 75330), (1116, 72495), (1215, 66588), (1395, 57996), (1458, 55490), (1611, 50220), (1620, 49941), (1674, 48330), (1790, 45198), (1860, 43497), (2148, 37665), (2430, 33294), (2511, 32220), (2685, 30132), (2790, 28998), (2916, 27745), (3222, 25110), (3348, 24165), (3580, 22599), (3645, 22196), (4185, 19332), (4833, 16740), (4860, 16647), (5022, 16110), (5370, 15066), (5549, 14580), (5580, 14499), (6444, 12555), (7290, 11098), (7533, 10740), (8055, 10044), (8370, 9666)]