81063480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 261273600

約数和(自身を除く): 180210120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 79, 85, 102, 120, 136, 158, 170, 204, 237, 255, 316, 340, 395, 408, 474, 503, 510, 632, 680, 790, 948, 1006, 1020, 1185, 1343, 1509, 1580, 1896, 2012, 2040, 2370, 2515, 2686, 3018, 3160, 4024, 4029, 4740, 5030, 5372, 6036, 6715, 7545, 8058, 8551, 9480, 10060, 10744, 12072, 13430, 15090, 16116, 17102, 20120, 20145, 25653, 26860, 30180, 32232, 34204, 39737, 40290, 42755, 51306, 53720, 60360, 68408, 79474, 80580, 85510, 102612, 119211, 128265, 158948, 161160, 171020, 198685, 205224, 238422, 256530, 317896, 342040, 397370, 476844, 513060, 596055, 675529, 794740, 953688, 1026120, 1192110, 1351058, 1589480, 2026587, 2384220, 2702116, 3377645, 4053174, 4768440, 5404232, 6755290, 8106348, 10132935, 13510580, 16212696, 20265870, 27021160, 40531740, 81063480]

約数ペア:

[(1, 81063480), (2, 40531740), (3, 27021160), (4, 20265870), (5, 16212696), (6, 13510580), (8, 10132935), (10, 8106348), (12, 6755290), (15, 5404232), (17, 4768440), (20, 4053174), (24, 3377645), (30, 2702116), (34, 2384220), (40, 2026587), (51, 1589480), (60, 1351058), (68, 1192110), (79, 1026120), (85, 953688), (102, 794740), (120, 675529), (136, 596055), (158, 513060), (170, 476844), (204, 397370), (237, 342040), (255, 317896), (316, 256530), (340, 238422), (395, 205224), (408, 198685), (474, 171020), (503, 161160), (510, 158948), (632, 128265), (680, 119211), (790, 102612), (948, 85510), (1006, 80580), (1020, 79474), (1185, 68408), (1343, 60360), (1509, 53720), (1580, 51306), (1896, 42755), (2012, 40290), (2040, 39737), (2370, 34204), (2515, 32232), (2686, 30180), (3018, 26860), (3160, 25653), (4024, 20145), (4029, 20120), (4740, 17102), (5030, 16116), (5372, 15090), (6036, 13430), (6715, 12072), (7545, 10744), (8058, 10060), (8551, 9480)]