57221280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:603

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 140911200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 503, 632, 711, 720, 790, 948, 1006, 1185, 1264, 1422, 1440, 1509, 1580, 1896, 2012, 2370, 2515, 2528, 2844, 3018, 3160, 3555, 3792, 4024, 4527, 4740, 5030, 5688, 6036, 6320, 7110, 7545, 7584, 8048, 9054, 9480, 10060, 11376, 12072, 12640, 14220, 15090, 16096, 18108, 18960, 20120, 22635, 22752, 24144, 28440, 30180, 36216, 37920, 39737, 40240, 45270, 48288, 56880, 60360, 72432, 79474, 80480, 90540, 113760, 119211, 120720, 144864, 158948, 181080, 198685, 238422, 241440, 317896, 357633, 362160, 397370, 476844, 596055, 635792, 715266, 724320, 794740, 953688, 1192110, 1271584, 1430532, 1589480, 1788165, 1907376, 2384220, 2861064, 3178960, 3576330, 3814752, 4768440, 5722128, 6357920, 7152660, 9536880, 11444256, 14305320, 19073760, 28610640, 57221280]

約数ペア:

[(1, 57221280), (2, 28610640), (3, 19073760), (4, 14305320), (5, 11444256), (6, 9536880), (8, 7152660), (9, 6357920), (10, 5722128), (12, 4768440), (15, 3814752), (16, 3576330), (18, 3178960), (20, 2861064), (24, 2384220), (30, 1907376), (32, 1788165), (36, 1589480), (40, 1430532), (45, 1271584), (48, 1192110), (60, 953688), (72, 794740), (79, 724320), (80, 715266), (90, 635792), (96, 596055), (120, 476844), (144, 397370), (158, 362160), (160, 357633), (180, 317896), (237, 241440), (240, 238422), (288, 198685), (316, 181080), (360, 158948), (395, 144864), (474, 120720), (480, 119211), (503, 113760), (632, 90540), (711, 80480), (720, 79474), (790, 72432), (948, 60360), (1006, 56880), (1185, 48288), (1264, 45270), (1422, 40240), (1440, 39737), (1509, 37920), (1580, 36216), (1896, 30180), (2012, 28440), (2370, 24144), (2515, 22752), (2528, 22635), (2844, 20120), (3018, 18960), (3160, 18108), (3555, 16096), (3792, 15090), (4024, 14220), (4527, 12640), (4740, 12072), (5030, 11376), (5688, 10060), (6036, 9480), (6320, 9054), (7110, 8048), (7545, 7584)]