16840440

素因数分解:

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

素因数の和:554

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 41220360

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, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 503, 540, 558, 620, 744, 837, 930, 1006, 1080, 1116, 1240, 1395, 1509, 1674, 1860, 2012, 2232, 2515, 2790, 3018, 3348, 3720, 4024, 4185, 4527, 5030, 5580, 6036, 6696, 7545, 8370, 9054, 10060, 11160, 12072, 13581, 15090, 15593, 16740, 18108, 20120, 22635, 27162, 30180, 31186, 33480, 36216, 45270, 46779, 54324, 60360, 62372, 67905, 77965, 90540, 93558, 108648, 124744, 135810, 140337, 155930, 181080, 187116, 233895, 271620, 280674, 311860, 374232, 421011, 467790, 543240, 561348, 623720, 701685, 842022, 935580, 1122696, 1403370, 1684044, 1871160, 2105055, 2806740, 3368088, 4210110, 5613480, 8420220, 16840440]

約数ペア:

[(1, 16840440), (2, 8420220), (3, 5613480), (4, 4210110), (5, 3368088), (6, 2806740), (8, 2105055), (9, 1871160), (10, 1684044), (12, 1403370), (15, 1122696), (18, 935580), (20, 842022), (24, 701685), (27, 623720), (30, 561348), (31, 543240), (36, 467790), (40, 421011), (45, 374232), (54, 311860), (60, 280674), (62, 271620), (72, 233895), (90, 187116), (93, 181080), (108, 155930), (120, 140337), (124, 135810), (135, 124744), (155, 108648), (180, 93558), (186, 90540), (216, 77965), (248, 67905), (270, 62372), (279, 60360), (310, 54324), (360, 46779), (372, 45270), (465, 36216), (503, 33480), (540, 31186), (558, 30180), (620, 27162), (744, 22635), (837, 20120), (930, 18108), (1006, 16740), (1080, 15593), (1116, 15090), (1240, 13581), (1395, 12072), (1509, 11160), (1674, 10060), (1860, 9054), (2012, 8370), (2232, 7545), (2515, 6696), (2790, 6036), (3018, 5580), (3348, 5030), (3720, 4527), (4024, 4185)]