254472840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{78541}}^1$

素因数の和:78564

約数の個数: 80

約数和(自身を含む): 855322380

約数和(自身を除く): 600849540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 78541, 157082, 235623, 314164, 392705, 471246, 628328, 706869, 785410, 942492, 1178115, 1413738, 1570820, 1884984, 2120607, 2356230, 2827476, 3141640, 3534345, 4241214, 4712460, 5654952, 6361821, 7068690, 8482428, 9424920, 10603035, 12723642, 14137380, 16964856, 21206070, 25447284, 28274760, 31809105, 42412140, 50894568, 63618210, 84824280, 127236420, 254472840]

約数ペア:

[(1, 254472840), (2, 127236420), (3, 84824280), (4, 63618210), (5, 50894568), (6, 42412140), (8, 31809105), (9, 28274760), (10, 25447284), (12, 21206070), (15, 16964856), (18, 14137380), (20, 12723642), (24, 10603035), (27, 9424920), (30, 8482428), (36, 7068690), (40, 6361821), (45, 5654952), (54, 4712460), (60, 4241214), (72, 3534345), (81, 3141640), (90, 2827476), (108, 2356230), (120, 2120607), (135, 1884984), (162, 1570820), (180, 1413738), (216, 1178115), (270, 942492), (324, 785410), (360, 706869), (405, 628328), (540, 471246), (648, 392705), (810, 314164), (1080, 235623), (1620, 157082), (3240, 78541)]