81447120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{12569}}^1$

素因数の和:12594

約数の個数: 100

約数和(自身を含む): 282900420

約数和(自身を除く): 201453300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 12569, 25138, 37707, 50276, 62845, 75414, 100552, 113121, 125690, 150828, 188535, 201104, 226242, 251380, 301656, 339363, 377070, 452484, 502760, 565605, 603312, 678726, 754140, 904968, 1005520, 1018089, 1131210, 1357452, 1508280, 1696815, 1809936, 2036178, 2262420, 2714904, 3016560, 3393630, 4072356, 4524840, 5090445, 5429808, 6787260, 8144712, 9049680, 10180890, 13574520, 16289424, 20361780, 27149040, 40723560, 81447120]

約数ペア:

[(1, 81447120), (2, 40723560), (3, 27149040), (4, 20361780), (5, 16289424), (6, 13574520), (8, 10180890), (9, 9049680), (10, 8144712), (12, 6787260), (15, 5429808), (16, 5090445), (18, 4524840), (20, 4072356), (24, 3393630), (27, 3016560), (30, 2714904), (36, 2262420), (40, 2036178), (45, 1809936), (48, 1696815), (54, 1508280), (60, 1357452), (72, 1131210), (80, 1018089), (81, 1005520), (90, 904968), (108, 754140), (120, 678726), (135, 603312), (144, 565605), (162, 502760), (180, 452484), (216, 377070), (240, 339363), (270, 301656), (324, 251380), (360, 226242), (405, 201104), (432, 188535), (540, 150828), (648, 125690), (720, 113121), (810, 100552), (1080, 75414), (1296, 62845), (1620, 50276), (2160, 37707), (3240, 25138), (6480, 12569)]