28067400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 97493760

約数和(自身を除く): 69426360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 31, 36, 40, 45, 50, 60, 62, 72, 75, 90, 93, 100, 120, 124, 150, 155, 180, 186, 200, 225, 248, 279, 300, 310, 360, 372, 450, 465, 503, 558, 600, 620, 744, 775, 900, 930, 1006, 1116, 1240, 1395, 1509, 1550, 1800, 1860, 2012, 2232, 2325, 2515, 2790, 3018, 3100, 3720, 4024, 4527, 4650, 5030, 5580, 6036, 6200, 6975, 7545, 9054, 9300, 10060, 11160, 12072, 12575, 13950, 15090, 15593, 18108, 18600, 20120, 22635, 25150, 27900, 30180, 31186, 36216, 37725, 45270, 46779, 50300, 55800, 60360, 62372, 75450, 77965, 90540, 93558, 100600, 113175, 124744, 140337, 150900, 155930, 181080, 187116, 226350, 233895, 280674, 301800, 311860, 374232, 389825, 452700, 467790, 561348, 623720, 701685, 779650, 905400, 935580, 1122696, 1169475, 1403370, 1559300, 1871160, 2338950, 2806740, 3118600, 3508425, 4677900, 5613480, 7016850, 9355800, 14033700, 28067400]

約数ペア:

[(1, 28067400), (2, 14033700), (3, 9355800), (4, 7016850), (5, 5613480), (6, 4677900), (8, 3508425), (9, 3118600), (10, 2806740), (12, 2338950), (15, 1871160), (18, 1559300), (20, 1403370), (24, 1169475), (25, 1122696), (30, 935580), (31, 905400), (36, 779650), (40, 701685), (45, 623720), (50, 561348), (60, 467790), (62, 452700), (72, 389825), (75, 374232), (90, 311860), (93, 301800), (100, 280674), (120, 233895), (124, 226350), (150, 187116), (155, 181080), (180, 155930), (186, 150900), (200, 140337), (225, 124744), (248, 113175), (279, 100600), (300, 93558), (310, 90540), (360, 77965), (372, 75450), (450, 62372), (465, 60360), (503, 55800), (558, 50300), (600, 46779), (620, 45270), (744, 37725), (775, 36216), (900, 31186), (930, 30180), (1006, 27900), (1116, 25150), (1240, 22635), (1395, 20120), (1509, 18600), (1550, 18108), (1800, 15593), (1860, 15090), (2012, 13950), (2232, 12575), (2325, 12072), (2515, 11160), (2790, 10060), (3018, 9300), (3100, 9054), (3720, 7545), (4024, 6975), (4527, 6200), (4650, 6036), (5030, 5580)]