161808840

素因数分解:

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

素因数の和:239

約数の個数: 224

約数和(自身を含む): 566611200

約数和(自身を除く): 404802360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 179, 180, 186, 216, 243, 248, 270, 279, 310, 324, 358, 360, 372, 405, 465, 486, 537, 540, 558, 620, 648, 716, 729, 744, 810, 837, 895, 930, 972, 1074, 1080, 1116, 1215, 1240, 1395, 1432, 1458, 1611, 1620, 1674, 1790, 1860, 1944, 2148, 2232, 2430, 2511, 2685, 2790, 2916, 3222, 3240, 3348, 3580, 3645, 3720, 4185, 4296, 4833, 4860, 5022, 5370, 5549, 5580, 5832, 6444, 6696, 7160, 7290, 7533, 8055, 8370, 9666, 9720, 10044, 10740, 11098, 11160, 12555, 12888, 14499, 14580, 15066, 16110, 16647, 16740, 19332, 20088, 21480, 22196, 22599, 24165, 25110, 27745, 28998, 29160, 30132, 32220, 33294, 33480, 37665, 38664, 43497, 44392, 45198, 48330, 49941, 50220, 55490, 57996, 60264, 64440, 66588, 72495, 75330, 83235, 86994, 90396, 96660, 99882, 100440, 110980, 112995, 115992, 130491, 133176, 144990, 149823, 150660, 166470, 173988, 180792, 193320, 199764, 217485, 221960, 225990, 249705, 260982, 289980, 299646, 301320, 332940, 347976, 399528, 434970, 449469, 451980, 499410, 521964, 579960, 599292, 652455, 665880, 749115, 869940, 898938, 903960, 998820, 1043928, 1198584, 1304910, 1348407, 1498230, 1739880, 1797876, 1997640, 2247345, 2609820, 2696814, 2996460, 3595752, 4045221, 4494690, 5219640, 5393628, 5992920, 6742035, 8090442, 8989380, 10787256, 13484070, 16180884, 17978760, 20226105, 26968140, 32361768, 40452210, 53936280, 80904420, 161808840]

約数ペア:

[(1, 161808840), (2, 80904420), (3, 53936280), (4, 40452210), (5, 32361768), (6, 26968140), (8, 20226105), (9, 17978760), (10, 16180884), (12, 13484070), (15, 10787256), (18, 8989380), (20, 8090442), (24, 6742035), (27, 5992920), (30, 5393628), (31, 5219640), (36, 4494690), (40, 4045221), (45, 3595752), (54, 2996460), (60, 2696814), (62, 2609820), (72, 2247345), (81, 1997640), (90, 1797876), (93, 1739880), (108, 1498230), (120, 1348407), (124, 1304910), (135, 1198584), (155, 1043928), (162, 998820), (179, 903960), (180, 898938), (186, 869940), (216, 749115), (243, 665880), (248, 652455), (270, 599292), (279, 579960), (310, 521964), (324, 499410), (358, 451980), (360, 449469), (372, 434970), (405, 399528), (465, 347976), (486, 332940), (537, 301320), (540, 299646), (558, 289980), (620, 260982), (648, 249705), (716, 225990), (729, 221960), (744, 217485), (810, 199764), (837, 193320), (895, 180792), (930, 173988), (972, 166470), (1074, 150660), (1080, 149823), (1116, 144990), (1215, 133176), (1240, 130491), (1395, 115992), (1432, 112995), (1458, 110980), (1611, 100440), (1620, 99882), (1674, 96660), (1790, 90396), (1860, 86994), (1944, 83235), (2148, 75330), (2232, 72495), (2430, 66588), (2511, 64440), (2685, 60264), (2790, 57996), (2916, 55490), (3222, 50220), (3240, 49941), (3348, 48330), (3580, 45198), (3645, 44392), (3720, 43497), (4185, 38664), (4296, 37665), (4833, 33480), (4860, 33294), (5022, 32220), (5370, 30132), (5549, 29160), (5580, 28998), (5832, 27745), (6444, 25110), (6696, 24165), (7160, 22599), (7290, 22196), (7533, 21480), (8055, 20088), (8370, 19332), (9666, 16740), (9720, 16647), (10044, 16110), (10740, 15066), (11098, 14580), (11160, 14499), (12555, 12888)]