251401320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2503}}^1$

素因数の和:2557

約数の個数: 160

約数和(自身を含む): 872593920

約数和(自身を除く): 621192600

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, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1395, 1620, 1674, 1860, 2232, 2503, 2511, 2790, 3240, 3348, 3720, 4185, 5006, 5022, 5580, 6696, 7509, 8370, 10012, 10044, 11160, 12515, 12555, 15018, 16740, 20024, 20088, 22527, 25030, 25110, 30036, 33480, 37545, 45054, 50060, 50220, 60072, 67581, 75090, 77593, 90108, 100120, 100440, 112635, 135162, 150180, 155186, 180216, 202743, 225270, 232779, 270324, 300360, 310372, 337905, 387965, 405486, 450540, 465558, 540648, 620744, 675810, 698337, 775930, 810972, 901080, 931116, 1013715, 1163895, 1351620, 1396674, 1551860, 1621944, 1862232, 2027430, 2095011, 2327790, 2703240, 2793348, 3103720, 3491685, 4054860, 4190022, 4655580, 5586696, 6285033, 6983370, 8109720, 8380044, 9311160, 10475055, 12570066, 13966740, 16760088, 20950110, 25140132, 27933480, 31425165, 41900220, 50280264, 62850330, 83800440, 125700660, 251401320]

約数ペア:

[(1, 251401320), (2, 125700660), (3, 83800440), (4, 62850330), (5, 50280264), (6, 41900220), (8, 31425165), (9, 27933480), (10, 25140132), (12, 20950110), (15, 16760088), (18, 13966740), (20, 12570066), (24, 10475055), (27, 9311160), (30, 8380044), (31, 8109720), (36, 6983370), (40, 6285033), (45, 5586696), (54, 4655580), (60, 4190022), (62, 4054860), (72, 3491685), (81, 3103720), (90, 2793348), (93, 2703240), (108, 2327790), (120, 2095011), (124, 2027430), (135, 1862232), (155, 1621944), (162, 1551860), (180, 1396674), (186, 1351620), (216, 1163895), (248, 1013715), (270, 931116), (279, 901080), (310, 810972), (324, 775930), (360, 698337), (372, 675810), (405, 620744), (465, 540648), (540, 465558), (558, 450540), (620, 405486), (648, 387965), (744, 337905), (810, 310372), (837, 300360), (930, 270324), (1080, 232779), (1116, 225270), (1240, 202743), (1395, 180216), (1620, 155186), (1674, 150180), (1860, 135162), (2232, 112635), (2503, 100440), (2511, 100120), (2790, 90108), (3240, 77593), (3348, 75090), (3720, 67581), (4185, 60072), (5006, 50220), (5022, 50060), (5580, 45054), (6696, 37545), (7509, 33480), (8370, 30036), (10012, 25110), (10044, 25030), (11160, 22527), (12515, 20088), (12555, 20024), (15018, 16740)]